Log Message:
Update to 2.46.2

* Do not extract war file

Changelog:
What's new in 2.61 (2017-05-14)
78 sunny3 cloudy6 stormCommunity reported issues: 2×JENKINS-42959 \ 
1×JENKINS-44331 1×JENKINS-44330

    Upgrade Groovy from 2.4.8 to 2.4.11. (Groovy 2.4.9 changelog, Groovy 2.4.10 \ 
changelog, Groovy 2.4.11 changelog)
    Integration of Winstone 4: Upgrade bundled Jetty from 9.2.15.v20160210 to \ 
9.4.5.v20170502. This removes support for the deprecated SPDY protocol. The \ 
--spdy parameter has been removed accordingly and Jenkins may refuse to start if \ 
it's set. (issue 43713)
    Update the Mailer plugin version installed when updating from very old \ 
Jenkins releases to include the fix for SECURITY-372, the SSH Slaves plugin for \ 
SECURITY-161, and the Script Security plugin for SECURITY-258. (SECURITY-372, \ 
SECURITY-161, SECURITY-258)
    Freestyle projects may now list Pipeline jobs as downstream and trigger \ 
them, without needing to use the Parameterized Trigger plugin or reverse \ 
triggers ("Build after other projects are built"). (issue 28113)
    Internal: Define enabling/disabling in ParameterizedJob rather than \ 
AbstractProject. (issue 27299)
    Internal: Offer default methods on ParameterizedJob to have less boilerplate \ 
code. (pull 2864)

What's new in 2.60 (2017-05-10)
61 sunny0 cloudy2 stormCommunity reported issues: 1×JENKINS-42959

    Update to Windows Service Wrapper 2.1.0 to support new features: download \ 
command with authentication, flag for startup failure on download error, Delayed \ 
Automatic Start mode. (issue 43737)
    Windows services: Add system property that allows disabling WinSW automatic \ 
upgrade on agents. (issue 43603, more information)
    Windows services: Restore compatibility of the \ 
WindowsSlaveInstaller#generateSlaveXml() method (regression in 2.50, no known \ 
external usages). (issue 42745)
    Windows services: Prevent fatal file descriptor leak when agent service \ 
installer fails to read data from the service startup.log. (issue 43930)
    Use full display name for runs in RSS feed to restore the project name there \ 
(regression in 2.59). (issue 44117)
    Internal: Generalize the changelog API to support non-AbstractBuild run \ 
types. (issue 24141)

What's new in 2.59 (2017-05-07)
99 sunny0 cloudy5 stormCommunity reported issues: 1×JENKINS-43772 \ 
1×JENKINS-42959 1×JENKINS-44117

    Move to latest version of Trilead to fix SSH connection issues following a \ 
previous Trilead upgrade. (issue 42959, issue 43979, issue 44046)
    Prevent Internet Explorer from caching AJAX requests using Cache-Control \ 
header. (issue 43929)
    Properly fail with error when updating view with CLI using input of a \ 
different view type. (issue 42728)
    Fix AccessDeniedException in "Build after other projects are \ 
built" when user has Discover permission but not Read. (issue 42707)
    Properly log failure due to empty archive in Pipeline. (issue 38005)
    Prevent rare NullPointerException if an admin user is created in the setup \ 
wizard after first disabling CSRF protection. (issue 44010)

What's new in 2.58 (2017-04-30)
152 sunny6 cloudy58 stormCommunity reported issues: 41×JENKINS-43979 \ 
3×JENKINS-33021 2×JENKINS-43934 2×JENKINS-42959 1×JENKINS-43772 \ 
1×JENKINS-43986 1×JENKINS-44073 1×JENKINS-44071 1×JENKINS-44046 \ 
1×JENKINS-112852540 1×JENKINS-2

    Use build display names in RSS feed titles. (pull 2845)
    Update the Trilead SSH library to get support of new Mac, Key, and Key \ 
Exchange Algorithms. (issue 33021, issue 26379, issue 31549)
    Migrate legacy users only once per restart to improve performance of the \ 
user retrieval logic. (issue 43936)
    Internal: Pick up the latest release of version-number library. (issue 43733)
    Internal: Refactor ProcessTree.Windows logic to propagate errors. (issue 43825)

What's new in 2.57 (2017-04-26)
90 sunny0 cloudy4 stormCommunity reported issues: 1×JENKINS-33021 \ 
1×JENKINS-43772 1×JENKINS-43934

    Important security fixes. (security advisory)

What's new in 2.56 (2017-04-23)
87 sunny0 cloudy3 stormCommunity reported issues: 1×JENKINS-43772

    Plugins did not expect InvalidPathException to be thrown in file-related \ 
methods, so wrap them in IOException to restore behavior (regression in 2.55). \ 
(issue 43531)
    Remove links in stack traces to the stacktrace.jenkins-ci.org service that \ 
has been shut down. (issue 42861)
    If an exception is thrown while rendering an HTTP response, just log the \ 
stack trace on the server side, without trying to send an error page to the \ 
client. (issue 21695)
    Prevent NullPointerException when a non-existent default view is specified \ 
in Configure System. (issue 42717)
    Deleting jobs with running builds could result in NullPointerException \ 
(regression in 2.55). (issue 43653)

What's new in 2.55 (2017-04-15)
111 sunny2 cloudy5 stormCommunity reported issues: 1×JENKINS-43694 \ 
1×JENKINS-43531 1×JENKINS-43629 1×JENKINS-43495 1×JENKINS-43772 \ 
1×JENKINS-43653

    Packaging: Debian package now requires Java 8. (causes regression since \ 
2.54). (issue 43495)
    Added fine-grain logging of FullDuplexHttpService to diagnose issues when \ 
establishing an HTTP Duplex connection. (pull 2481)
    Update LibZFS from 0.5 to 0.8 to fix compatibility issues with ZFS \ 
filesystem and illumos distributions. (issue 41932)
    Before deleting jobs, try to abort the running builds. Error will be thrown \ 
instead of the job deletion if its builds cannot be aborted. (issue 35160)
    Ensure that Cloud.PROVISION is properly initialized during the configuration \ 
loading. (issue 37616)
    Fix log message formatting when migrating `AllView` names due to \ 
JENKINS-38606". (issue 43611)
    Setup wizard gets into bad state when failures like network issues happen. \ 
(issue 41778)
    Catch and log RuntimeException in Computer#setNode() when updating the \ 
Computer list. (issue 42043)
    SSH CLI client authenticator 1.4. Add missing SSH Public Key field \ 
validation in user configuration. (issue 16337)
    Internal API: SSH CLI client authenticator 1.3. Expose \ 
PublicKeySignatureWriter to plugins. (pull 2840)

What's new in 2.54 (2017-04-09)
116 sunny3 cloudy37 stormCommunity reported issues: 6×JENKINS-43492 \ 
5×JENKINS-43481 4×JENKINS-43495 2×JENKINS-27624 2×JENKINS-30561 \ 
1×JENKINS-43772 1×JENKINS-43694 1×JENKINS-43666 1×JENKINS-43199 \ 
1×JENKINS-43178 1×JENKINS-41745 1×JENKINS-43503 1×JENKINS-12345

    Jenkins (master and agents) now requires Java 8 to run. (issue 27624, \ 
issue42709, pull 2802, announcement blog post)
    Non-Remoting-based CLI. (issue 41745, pull 2795, announcement blog post)
    Disable SSH server by default. (issue 33595)
    Use case-insensitive search by default for new and anonymous users. (issue 42645)
   Introduce status indicator for skipped download job. (issue 40848)
    Properly handle saving system configuration when disabling all, or all but \ 
one, administrative monitors. (issue 42852)
    When validating a cron expression, consider the specified t)
124 sunny1 cloudy3 stormCommunity reported issues: 1×JENKINS-43178 \ 
1×JENKINS-43772

    Update to Windows Service Wrapper 2.0.3 and Windows Agent Installer 1.8 to \ 
prevent conversion of environment variables to lowercase in the agent \ 
executable, regresion in Jenkins 2.50. (issue 42744, WinSW Changelog, Windows \ 
Agent Installer changelog)
    GC Performance: Avoid using FileInputStream and FileOutputStream in the core \ 
codebase. (JDK-8080225, issue 42934)
    Internal API: Add support of a new full screen.jelly. (issue 34670)

What's new in 2.52 (2017-03-26)
165 sunny1 cloudy0 stormCommunity reported issues: 1×JENKINS-43178

    Computer#addAction would throw an UnsupportedOperationException since \ 
Jenkins 2.30. Such a call site was released in SSH SlavesPlugin 1.15 for \ 
SECURITY-161. (issue 42969, security advisory including SECURITY-161)
    Update German localization. (pull 2777)
    Removed localizations with very low coverage: Albanian, Basque, Belarusian, \ 
Bengali, Esperanto, Galician, Georgian, Gujarati, Hindi, Icelandic, Indonesian, \ 
Irish, Kannada, Macedonian, Marathi, Mongolian, Occitan, Punjabi, Sinhala, \ 
Tamil, Telugu, Thai. (pull 2813)

What's new in 2.51 (2017-03-19)
129 sunny0 cloudy5 stormCommunity reported issues: 2×JENKINS-42744 \ 
1×JENKINS-42959

    Restore Windows Slaves Plugin 1.2 compatibility by restoring \ 
windows-service/jenkins.xml, regression in 2.50. (issue 42724)
    SSHD 1.10: Move SSH server port configuration to security options page. \ 
(pull 2796)
    Update Russian localization. (pull 2798)
    Update French localization. (issue 42627)
    Internal: Make sure system threads run as SYSTEM. (issue 42556)
    Internal API: Add the ability for ItemListener to veto copy operations. \ 
(issue 34691)
    Internal API: Make Run#compareTo work across jobs. (issue 42319)
    Internal API: Save Jenkins after calling setSecurityRealm or \ 
setAuthorizationStrategy. (pull 2790)
    Internal API: Annotate PermissionGroup#owner @Nonnull. (pull 2805)

What's new in 2.50 (2017-03-11)
180 sunny10 cloudy12 stormCommunity reported issues: 4×JENKINS-42724 \ 
4×JENKINS-42744 2×JENKINS-123 1×JENKINS-111 1×JENKINS-42834 \ 
1×JENKINS-4

    Allow searching by build parameter values in the Build History widget. \ 
(issue 40718)
    Searching in the Build History widget takes into account user preferences \ 
(case sensitivity by default). (pull 2683)
    When creating temporary files, use the jenkins prefix instead of the old \ 
hudson one. (pull 2778)
    Fix relative links in the SCM polling administrative monitor. (pull 2780)
    Update Remoting from 3.5 to 3.7 in order to prevent file descriptor leaks on \ 
agents in the case of multiple connection attempts. (full changelog)
    Upgrade the Windows Agent Installer module from 1.6 to 1.7. This change \ 
picks major updates in Windows service management logic. This fix caused a \ 
critical regression in the Windows Slaves Plugin (JENKINS-42724). Update to \ 
Windows Slaves 1.3.1 in order to get the fix applied. (full changelog, guide to \ 
upgrading old Windows service agents)
    Windows services: Upgrade the bundled Windows Service Wrapper from 1.18 to \ 
2.0.2. (full changelog)
    Windows services: Enable Runaway Process Killer by default in new Agent and \ 
Master installations. (issue 39231)
    Windows services: Enable auto-upgrade of remoting on newly installed agents \ 
if they are connected by HTTPS. (issue 39237)
    Windows services: Add support of shared directories mapping in Windows agent \ 
services. (Shared Directory Mapper documentation)
    Windows services: Change the default Agent service display name prefix to \ 
Jenkins agent %ID%. (issue 42468)
    Windows services: Prevent agent connection reset issues when WinSW gets \ 
terminated due to the system shutdown. (issue 22692)
    Windows services: Integrate various stability and performance fixes in \ 
Windows Service Wrapper from 1.18 to 2.0.2. There are many fixes around \ 
configuration options and process termination. (full changelog)
    Prevent file descriptor leaks when Windows Service installer fails to read \ 
data from the service startup log. (issue 42670)
    Select controls in Jenkins Web UI now show the spinner icon while waiting \ 
for the list of possible options during AJAX. requests. (issue 42443)
    Improve plugin access performance in the default PluginManager \ 
implementation. (issue 42585)
    Internal API: Allow providing a custom task name in Run/Schedule UI via the \ 
AlternativeUiTextProvider extension. (issue 34522)
    Search results page did not correctly encode query parameters. (issue 42390)

What's new in 2.49 (2017-03-05)
341 sunny32 cloudy0 stormCommunity reported issues: 1×JENKINS-200 \ 
1×JENKINS-32986 1×JENKINS-4162

    Do not attempt to find the next occurrence of an impossible date such as \ 
June 31st in validation of trigger schedules. (issue 41864)
    Remove invalid translations in Slovene (issue 41756)

What's new in 2.48 (2017-02-26)
114 sunny0 cloudy2 stormCommunity reported issues: 1×JENKINS-42910 \ 
1×JENKINS-43197

    Upgrade Apache Commons Collections to version 3.2.2. Note: Jenkins has been \ 
using a blacklist to prevent exploiting the serialization vulnerability in 3.2.1 \ 
since before 3.2.2 was released. (issue 31598)
    Use redirect URLs on jenkins.io instead of linking to wiki pages directly, \ 
allowing future reorganization of documentation without breaking links in \ 
Jenkins. (pull 2756)
    Fix performance issue in deduplication of lists of tool installers. (issue 42141)
    Use of the remote API to create items in views (/view/…/createItem) \ 
didn't actually add items to views since Jenkins 2.22. (issue 41128)
    Do not display a warning when an SCM trigger has no schedules (either to \ 
disable SCM post-commit hooks, or to enable them without polling). (issue 42194)
    Developer: Allow referencing radio buttons in f:validateButton validation \ 
methods. (pull 2734)

What's new in 2.47 (2017-02-19)
43 sunny1 cloudy3 stormCommunity reported issues: 3×JENKINS-42189 \ 
1×JENKINS-43197

    Update Groovy to 2.4.8 to address memory leak issue. Do not use this version \ 
if you are running Pipeline builds unless you also update Pipeline: Groovy to \ 
2.28 or higher. (issue 33358, issue 42189)
    Windows service restart did not retain build queue. (issue 32820)
    Exceptions during Jenkins cleanup step should not block restart. (issue 42164)
    Upgrade remoting to version 3.5. (full changelog)
    Remoting 3.5: Remoting clients now accept lowercase (HTTP 2) headers sent by \ 
reverse proxies. (issue 40710)
    Remoting 3.5: Add option to specify the remoting protocol to use on the \ 
client. (issue 41730)
    Remoting 3.5: Stability improvements. (issue 41513, issue 41852)
    Developer: Snapshot builds of plugins that had dependencies on other \ 
snapshot builds were not having their version numbers compared correctly. (issue \ 
41899)

What's new in 2.46 (2017/02/13)
69 sunny0 cloudy0 storm

    Failure to serialize a single Action could cause an entire REST export \ 
response to fail. Upgraded to Stapler 1.250 with a fix. (issue 40088)
    Do not fail to write a log file just because something deleted the parent \ 
directory. (issue 16634)
    Use extensible BUILD_NOW_TEXT for parameterized jobs. (issue 41457)
    Display an informative message, rather than a Groovy exception, when \ 
View#getItems fails. (issue 41825)
    Don't consider a project to be parameterized if no parameters are defined. \ 
(issue 37590)
    Don't add all group names as HTTP headers on "access denied" \ 
pages. (issue 39402)
    Ensure that PluginManager#dynamicLoad runs as SYSTEM. (issue 41684)
    Add Usage Statistics section to the global configuration to make it easier \ 
to find. (issue 32938)
    Allow groovy CLI command via SSH CLI. (issue 41765)

What's new in 2.45 (2017/02/06)
33 sunny0 cloudy0 storm

    Delete obsolete pinning UI. (issue 34065)
    Don't try to set Agent Port when it is enforced, breaking form submission. \ 
(issue 41511)
    Use project-specific validation URL for SCM Trigger, so H is handled \ 
correctly in preview. (issue 26977)
    Fix completely wrong Basque translation. (pull 2731)

What's new in 2.44 (2017/02/01)
35 sunny2 cloudy1 stormCommunity reported issues: 1×JENKINS-1051

    Important security fixes (security advisory)

What's new in 2.43 (2017/01/29)
16 sunny1 cloudy0 storm

    Print stack traces in logical order, with the most important part on top. \ 
(pull 1485)

What's new in 2.42 (2017/01/22)
24 sunny0 cloudy0 storm

    IllegalStateException from Winstone when making certain requests with access \ 
logging enabled. (issue 37625)

What's new in 2.41 (2017/01/15)
22 sunny0 cloudy0 storm

    Restore option value for setting build result to unstable when loading shell \ 
and batch build steps from disk. (issue 40894)
    Autocomplete admin-only links in search suggestions only when admin. (issue 7874)
    Improve agent protocol descriptions. (issue 40700)
    Improve description for Enable Security option and administrative monitor \ 
when security is off. (issue 40813)
    Enable the JNLP4 agent protocol by default. (issue 40886)

What's new in 2.40 (2017/01/08)
43 sunny0 cloudy0 storm

    Support displaying of warnings from the Update Site in the Plugin Manager \ 
and in administrative monitors. (issue 40494, announcement blog post)
    Do not print warnings about undefined parameters when \ 
hudson.model.ParametersAction.keepUndefinedParameters property is set to false. \ 
(pull 2687)
    Increase the JENKINS_HOME disk space threshold from 1Gb to 10Gb left. The \ 
warning will be shown only if more than 90% of the disk is utilized. (issue \ 
40749)
    Plugin Manager: Redirect back to the Advanced Tab when saving the Update \ 
Site URL. (pull 2703)
    Prevent the ClassNotFoundException: javax.servlet.ServletException error \ 
when invoking shell tasks on remote agents. (issue 40863)
    Jobs were hanging during process termination on the Solaris 11 Intel \ 
platform. (issue 40470, regression in 2.20)
    Fix handling of the POST flag in ManagementLinks within the Manage Jenkins \ 
page. (issue 38175)
    Require POST in the Reload from disk management link. (pull 2692)

What's new in 2.39 (2017/01/02)
18 sunny0 cloudy0 storm

    Properties were not passed to Maven command by Maven build step when the \ 
Inject Build Variables flag was not set. (issue 39268)
    Update remoting to 3.4 in order to properly terminate the channel in the \ 
case Errors and Exceptions. (issue 39835)
    Improved Polish and Catalan translations. (pull 2688 and pull 2686)

What's new in 2.38 (2016/12/25)
21 sunny0 cloudy0 storm

    Update to Winstone 3.2 to support ad-hoc certificate generation on Java 8 \ 
(using unsupported APIs). This option is deprecated and will be removed in a \ 
future release. We strongly recommend you create self-signed certificates \ 
yourself and use --httpsKeyStore and related options instead. (issue 25333)
    The install-plugin CLI command now correctly installs plugins when multiple \ 
file arguments are specified. (issue 32358)
    Correctly state that Jenkins will refuse to load plugins whose dependencies \ 
are not satisfied in plugin manager. (issue 40666)

What's new in 2.37 (2016/12/18)
27 sunny4 cloudy0 storm

    Allow defining agent ping interval and ping timeout in seconds. It can be \ 
done via the hudson.slaves.ChannelPinger.pingIntervalSeconds and \ 
hudson.slaves.ChannelPinger.pingTimeoutSeconds system properties. (issue 28245)
    Delegate JNLP HMAC computation to SlaveComputer instances when possible. \ 
(issue 40286)
    Diagnosability: Split Exception handling of node provision and adding to \ 
Jenkins. (issue 38903)
    Do not report -noCertificateCheck warning to STDOUT. (pull 2666)
    Improve overall performance of Jenkins by accessing item group elements \ 
without sorting where it is possible. (pull 2665)
    Convert URI encoding check on the Manage Jenkins page into admin monitor. \ 
(issue 39433)
    Update SSHD Core from 0.8.0 to 0.14.0. (pull 2662)
    SSHD Module: Handshake was failing (wrong shared secret) 1 out of 256 times \ 
due to SSHD-330. (issue 40362)
    View display name was ignored during rendering of tabs. (issue 39300)
    Job configuration submission now does not fail when there is no parameters \ 
property. (issue 39700, regression in 1.637)
    Fix names of item loading and cleanup Jenkins initialization stages. (issue \ 
40489)
    Performance: Use bulk change when submitting Job configurations to minimize \ 
the number of sequential config.xml write operations. (issue 40435)
    Check for Updates button in the Plugin Manager was hidden in the Updates tab \ 
when there was no plugins updates available. (issue 39971)
    Remoting 3.3: Agent JAR cache corruption was causing malfunctioning of \ 
agents. (issue 39547)
    Remoting 3.3: Improve diagnostics of the preliminary FifoBuffer termination \ 
in the JNLP2 protocol. (issue 40491)
    Remoting 3.3: Hardening of FifoBuffer operation logic. The change improves \ 
the original fix of JENKINS-25218. (remoting pull #100)
    Remoting 3.3: ProxyException now retains info about suppressed exceptions \ 
when serializing over the channel. (remoting pull #136)
    API: Introduce the new \ 
Jenkins#isSubjectToMandatoryReadPermissionCheck(String restOfPath) method for \ 
checking access permissions to particular paths. (issue 32797)
    API: Introduce new Node#getNodeProperty() methods for retrieving node \ 
properties. (issue 40365)
    API: Introduce new Items#allItems() methods for accessing items in item \ 
groups without sorting overhead. (issue 40252)
    Improved Polish translation. (pull 2643)

What's new in 2.36 (2016/12/11)
31 sunny0 cloudy0 storm

    Several badges were missing in builds flagged as KeepBuildForever. (issue \ 
40281, regression in 2.34)
    Retain cause of blockage if the Queue task cannot be taken due to the \ 
decision of QueueTaskDispatcher extension, NodeProperty and other extensions. \ 
(issue 38514)
    Internal API: Allow overriding UserProperty.setUser(User). (issue 40266)
    Internal API: Restrict usage of core localization message classes in \ 
plugins. These message classes are not guaranteed to be binary compatible. (pull \ 
2656)

What's new in 2.35 (2016/12/04)
47 sunny1 cloudy0 stormCommunity reported issues: 1×JENKINS-40281

    Add display name and full display name of items to the remote API. (issue 39972)
    API: Allow specifying log level in SystemProperties when a System property \ 
is undefined. (pull 2646)
    Followup fix for JENKINS-23271 in 2.34 addressing plugin implementations not \ 
using ProcStarter. (pull 2653)

What's new in 2.34 (2016/11/27)
19 sunny0 cloudy3 stormCommunity reported issues: 2×JENKINS-40092 \ 
1×JENKINS-34604

    Improve performance of Action retrieval methods. It speeds up core and \ 
plugin logic operating with Actionable objects like items, folders, nodes, etc. \ 
(issue 38867)
    Update the SSHD module from 1.7 to 1.8. The change disables obsolete \ 
Ciphers: AES128CBC, TripleDESCBC, and BlowfishCBC. (issue 39805)
    Update the Windows process management library (WinP) from 1.22 to 1.24. Full \ 
changelog is available here, only major issues are mentioned below. (pull 2619)
    WinP 1.24: Native class now tries loading DLLs from the temporary location. \ 
(issue 20913)
    WinP 1.24: WinP sometimes kills wrong processes when using killRecursive(). \ 
It was likely impacting process termination on Windows agents and sometimes \ 
leading to BSoD. (issue 24453, WinP Issue #22)

What's new in 2.33 (2016/11/20)
49 sunny1 cloudy4 stormCommunity reported issues: 1×JENKINS-34604 \ 
1×JENKINS-40092 1×JENKINS-39554

    Reduce size of Jenkins WAR file by not storing identical copies of \ 
remoting.jar/slave.jar there. (pull 2633)
    Prevent early deallocation of process references by Garbage Collector when \ 
starting a remote process. It was sometimes causing build failures with messages \ 
like FATAL: Invalid object ID 184 iuota=187 and java.lang.Exception: Object was \ 
recently deallocated. (issue 23271)
    Make handling of internalization resource bundle names compliant with W3C \ 
standards. (issue 39034)
    Redirect to login page in the case of authorisation error when checking \ 
connectivity to the Update Center. (issue 39741)
    Remove the obsolete hudson.showWindowsServiceInstallLink property from the \ 
slave-agent.jnlp file. It was causing harmless security warnings in Java web \ 
start. (issue 39883)
    Improved Polish translation. (pull 2640)

What's new in 2.32 (2016/11/16)
37 sunny0 cloudy0 storm

    Important security fixes (security advisory)
    Allow disabling the Jenkins CLI over HTTP and JNLP agent port by setting the \ 
System property jenkins.CLI.disabled to true.

What's new in 2.31 (2016/11/13)
19 sunny0 cloudy0 storm

    Performance: Improve responsiveness of Jenkins web UI on mobile devices. \ 
(issue 39172, continuation of the patch in 2.28)
    It was not possible to connect Jenkins agents via Java Web Start due to the \ 
issue in Remoting 3.0. Upgraded to Remoting 3.1 with a fix. (issue 39596, \ 
regression in 2.26)
    Prevent NullPointerException when rendering \ 
CauseOfInterruption.UserInterruption in build summary pages for non-existent \ 
users. (issue 38721 and issue 37282, regression in 2.14)
    Reduce logging level when the localization resource is missing \ 
ResourceBundleUtil#getBundle(). (issue 39604)
    ExtensionList.removeAll was not unimplemented in Jenkins extension \ 
management API. It was causing issues during dynamic loading of GitHub and \ 
BitBucket branch source plugins on the same instance. (issue 39520)
    Remoting 3.1: hudson.remoting.Engine (mostly Java Web Start) was failing to \ 
establish connection if one of the URLs in urls parameter was malformed. (issue \ 
39617)
    Remoting 3.1: Add method for dumping diagnostics across all the channels \ 
(e.g. in the Support Core Plugin). (issue 39150)
    Remoting 3.1: Improve the caller/callee correlation diagnostics in thread \ 
dumps. (issue 39543)
    Remoting 3.1: Add the org.jenkinsci.remoting.nio.NioChannelHub.disabled flag \ 
for disabling NIO, mostly for debugging purposes. (issue 39290)
    Remoting 3.1: Add extra logging to help diagnosing IOHub concurrent thread \ 
number spikes. (issue 38692)
    Remoting 3.1: When a proxy fails, report what caused the channel to go down. \ 
(issue 39289)
    Improved Polish translation. (pull 2631)

What's new in 2.30 (2016/11/07)
39 sunny2 cloudy1 stormCommunity reported issues: 3×JENKINS-39596

    Adjust incompatible Actionable initialization changes made for issue 39404). \ 
It caused massive regressions in plugins like Jenkins Pipeline. (issue 39555, \ 
regression in 2.29)
    Integration of Stapler 1.246 caused regressions in plugins depending on Ruby \ 
Runtime Plugin. Upgraded to Stapler 1.248 with a fix. (issue 39414, regression \ 
in 2.28)
    Custom remoting enable/disable settings were not properly persisted on the \ 
disk and then reloaded. If the option has been configured in Jenkins starting \ 
from 2.16, a reconfiguration may be required. (issue 39465)

What's new in 2.29 (2016/11/06)
6 sunny1 cloudy10 stormCommunity reported issues: 7×JENKINS-39555 \ 
3×JENKINS-39414 1×JENKINS-39465

Warning! This release is not recommended for use due to issue 39555 and issue \ 
39414. We are working on the out-of-order release (discussion).

    Performance: Optimize log retrieval logic for large log files. (issue 39535)
    Integration of Stapler 1.246 caused regressions in plugins depending on Ruby \ 
Runtime Plugin. Upgraded to Stapler 1.247 with a partial fix. (issue 39414, \ 
partial fix)
    Jenkins startup does not fail if one of ComputerListeners throws exception \ 
in the onOnline() handler. (issue 38487)
    Queue: Do not consider pending tasks from the internal scheduling logic when \ 
looking for duplicate tasks. It was causing race conditions in Jenkins Pipeline. \ 
(issue 39454)
    Internal: Modify the Actionable API to provide methods to assist with \ 
manipulation of persisted actions. (issue 39404)
    Internal: Jelly attribute documentation now supports the since tag. (Stapler \ 
pull #84)

What's new in 2.28 (2016/10/30)
24 sunny1 cloudy8 stormCommunity reported issues: 3×JENKINS-39414 \ 
2×JENKINS-39232 1×JENKINS-11053 1×JENKINS-39465

    Performance: Improve responsiveness of Jenkins web UI on mobile devices. \ 
(issue 39172)
    Print warnings if none of Tool Installers can be used during the tool \ 
installation. (issue 26940)
    Update the minimal required versions of the detached Maven Project plugin \ 
from 2.7.1 to 2.14. Changelog is available here. (pull 2606)
    Update the minimal required versions of the detached JUnit plugin from \ 
1.2-beta-4 to 1.6. Changelog is available here. (pull 2606))
    Relax requirements of the JNLP connection receiver, which was rejections \ 
connections from agents not using JNLPComputerLauncher (e.g. from Slave Setup, \ 
vSphere Cloud and other plugins). No the connection is accepted from launchers \ 
implementing other proxying and filtering Launcher implementations. Particular \ 
plugins may require setting up the \ 
jenkins.slaves.DefaultJnlpSlaveReceiver.disableStrictVerification system \ 
property in the master JVM to allow connecting agents. (issue 39232, regression \ 
in 2.28)
    Prevent resource leak in hudson.XmlFile#readRaw() in the case of encoding \ 
issues. (issue 39363)
    Prevented endless loop in LargeText.BufferSession.skip(), which was causing \ 
hanging of Pipeline jobs in corner cases. (issue 37664)
    Internal: Upgrade Stapler library from 1.243 to 1.246 with fixes required \ 
for the Blue Ocean project. More details are coming soon. Raw changes are listed \ 
here. (pull 2593)
    Internal: Start defining APIs that are for the master JVM only. (issue 38370)
    Internal: Update Guice dependency from 4.0-beta to 4.0. This change required \ 
upgrade of detached plugins (see above). (pull 2568)

What's new in 2.27 (2016/10/23)
22 sunny0 cloudy6 stormCommunity reported issues: 4×JENKINS-39232

    Upgrade to the Remoting 3 baseline. Compatibility notes are available here. \ 
(issue 37564)
    Remoting 3.0: New JNLP4-connect protocol, which improves performance and \ 
stability compared to the JNLP3-connect protocol. (issue 36871)
    Remoting 3.0: Agents using slave.jar now explicitly require Java 7. (issue 37565)
    Prevent deadlocks during modification of node executor numbers (e.g. during \ 
deletion of nodes). (issue 31768)
    Add missing internationalization support to ResourceBundleUtil. It fixes \ 
internationalization in Blue Ocean and Jenkins Design Language. (issue 35845)
    Internal: Make the code more compatible with Java 9 requirements and allow \ 
its editing in newest NetBeans versions with NB bug 268452. (pull 2595)
    Internal: Icon handling API for items. Deprecate \ 
TopLevelItemDescriptor#getIconFilePathPattern() and switch to IconSpec. (issue \ 
38960)

What's new in 2.26 (2016/10/17)
18 sunny0 cloudy5 storm

    Allow CommandInterpreter build steps to set a build result as Unstable via \ 
the return code. Shell and Batch build steps now support this feature. (issue \ 
23786)
    Performance: Avoid acquiring locks in MaskingClassloader. (issue 23784)
    Performance: Update XStream driver to improve performance of XML \ 
serialization/deserialization. (pull 2561)
    Harden checks of prohibited names in user creation logic. Untrimmed spaces \ 
and different letter cases are being checked now. (issue 35967)
    Performance: Fix the performance of file compress/uncompress operations over \ 
the remoting channel. (issue 38640, issue 38814)
    Restore automatic line wrapping in Build Step text boxes with syntax \ 
highlighting. (issue 27367)
    Properly remove disabled Administrative Monitors from the extension list. \ 
(issue 38678)
    Remoting 2.62.2: Improve connection stability by turning on Socket \ 
Keep-alive by default. Keep-alive can be disabled via the -noKeepAlive option. \ 
(issue 38539)
    Remoting 2.62.2: Prevent NullPointerException in Engine#connect() when host \ 
or port parameters are null or empty. (issue 37539)
    Node build history page was hammering the performance of the Jenkins \ 
instance by spawning parallel heavy requests. Now the information is being \ 
loaded sequentially. (issue 23244)
    Cleanup spelling in CLI help and error messages. (issue 38650)
    Properly handle quotes and other special symbols in item names during form \ 
validation. (issue 31871)
    Internal: Invoke hpi:record-core-location during the build in order to \ 
enabled coordinated run across repositories. (pull 1894)
    Internal: Bulk cleanup of @since definitions in Javadoc. (pull 2578)