Log message:
Update to 2.5.3 from 2.4.6

Changelog:
2.5.3:
Bugs Fixed

    0002967: [display] Album list management display enhancement, faster load
    0002964: [configuration] zero should be allowed for the recent period
    0002980: [other] Fatal error when renaming a group
    0002977: [albums] move a public album into a private album may create \ 
inconsistent permissions
    0002975: [template] Internet Explorer 7, album creation form is broken
    0002974: [configuration] avoid deprecated errors
    0002973: [metadata] missing characters from IPTC when using encoding windows-1252
    0002970: [other] Division by zero on batch manager
    0002934: [authentication] [Smartpocket ] Can't register

2.5.2:
Bugs Fixed

    0002921: [tags] Can't create tags with special chars like ( + [
    0002915: [synchronization] synchronization not really disabled
    0002894: [albums] set as album thumbnail on picture.php does not apply to \ 
all users
    0002895: [display] dark administration theme, plugins menu flashes
    0002907: [albums] wrong number of sub-albums
    0002917: [web API] [pwg.images.delete] if the photo is album thumbnail, \ 
blocking error on gallery
    0002909: [users & groups] give permission on an empty list of albums \ 
produces SQL error
    0002901: [photos] [Batch Manager] french, set author action, default value \ 
should disappear
    0002899: [metadata] ability to allow HTML in EXIF/IPTC
    0002896: [technical] Apply trigger render_element_description for thumbnail \ 
title (for picture description)

Technical changes

    0002922: [technical] Add caseSensitive option to TokenInput (web form for \ 
tag creation)
    0002929: [photos] [multiple size] strip metadata on configurable threshold
    0002925: [template] new function theme_delete

2.5.1:
Bugs Fixed

    0002892: [web API] [pwg.images.setInfo] empty tag_ids input parameter \ 
produces errors
    0002865: [database] [mysqli] support for mysql sockets and port number
    0002891: [navigation] unexpected flat parameter in home link on picture page \ 
breadcrumb
    0002864: [authentication] open_basedir restriction and new password generator
    0002887: [user comments] Comments accessible anonymously if comments author \ 
is known
    0002861: [installation & upgrade] invalid password on manual upgrade
    0002867: [template] [LocalFiles Editor] can't create new template-extension
    0002881: [web API] [pwg.images.addSimple] undefined constant tags-assumed \ 
"tags"

2.5.0
Many changes include
User features

    User comments: Email and Website added
    Tag duplication
    Pagination on albums
    Batch manager: filter on dimensions
    Group manager

    Better looking icons
    Connect with Facebook, Google, OpenID...
    Temporary image while loading
    51 languages
    Physical vs virtual albums

    Protection of original photos
    Tag exclusion in quick search
    IP address and sessions

Tecnical features

    New web API explorer
    increased security on passwords
    mysqli library for MySQL
    JSmin replaced by JavaScriptPacker

    Sprite for flags
    Sessions can store infos, errors and warnings
    Add triggers on all main pages
    Add template method to sort action buttons

    jquery 1.8.3, jquery.ui 1.10.1
    Earlier detection of mobile device
    Triggers for login system

2.4.7:
Bugs Fixed

    0002819: [template] Link problem in menu with smartpocket
    0002843: [security] [install.php on Windows] improved security on temporary \ 
config file download (reported by htbridge and fixed in collaboration with Gjoko \ 
Krstic)
    0002844: [security] increase security on LocalFiles Editor (reported by htbridge)
    0002793: [technical] Fatal error: Cannot redeclare PclZipUtilPathReduction
    0002797: [template] local css for "clear" impacts admin theme \ 
"clear"

Log message:
Fix pasto, and change default mysql version.

Log message:
Bump PKGREVISION of all packages which create users, to pick up change of
sysutils/user_* packages.