Log Message:
Update to 7.38.0:

 Changes:

    supports HTTP/2 draft-14
    CURLE_HTTP2 is a new error code
    CURLAUTH_NEGOTIATE is a new auth define
    CURL_VERSION_GSSAPI is a new capability bit
    no longer use fbopenssl for anything
    schannel: use CryptGenRandom for random numbers
    axtls: define curlssl_random using axTLS's PRNG
    cyassl: use RNG_GenerateBlock to generate a good random number
    findprotocol: show unsupported protocol within quotes
    version: detect and show LibreSSL
    version: detect and show BoringSSL
    imap/pop3/smtp: Kerberos (SASL GSSAPI) authentication via Windows SSPI
    http2: requires nghttp2 0.6.0 or later

Bugfixes:

    SECURITY ADVISORY: cookie leak with IP address as domain
    SECURITY ADVISORY: cookie leak for TLDs
    fix a build failure on Debian when NSS support is enabled
    HTTP/2: fixed compiler warnings when built disabled
    cyassl: return the correct error code on no CA cert
    http: Deprecate GSS-Negotiate macros due to bad naming
    http: Fixed Negotiate: authentication
    multi: Improve proxy CONNECT performance (regression)
    ntlm_wb: Avoid invoking ntlm_auth helper with empty username
    ntlm_wb: Fix hard-coded limit on NTLM auth packet size
    url.c: use the preferred symbol name: *READDATA
    smtp: fixed a segfault during test 1320 torture test
    cyassl: made it compile with version 2.0.6 again
    nss: do not check the version of NSS at run time
    c-ares: fix build without IPv6 support
    HTTP/2: use base64url encoding
    SSPI Negotiate: Fix 3 memory leaks
    libtest: fixed duplicated line in Makefile
    conncache: fix compiler warning
    openssl: make ossl_send return CURLE_OK better
    HTTP/2: Support expect: 100-continue
    HTTP/2: Fix infinite loop in readwrite_data()
    parsedate: fix the return code for an overflow edge condition
    darwinssl: don't use strtok()
    http_negotiate_sspi: Fixed specific username and password not working
    openssl: replace call to OPENSSL_config
    http2: show the received header for better debugging
    HTTP/2: Move :authority before non-pseudo header fields
    HTTP/2: Reset promised stream, not its associated stream
    HTTP/2: added some more logging for debugging stream problems
    ntlm: Added support for SSPI package info query
    ntlm: Fixed hard coded buffer for SSPI based auth packet generation
    sasl_sspi: Fixed memory leak with not releasing Package Info struct
    sasl_sspi: Fixed SPN not being converted to wchar under Unicode builds
    sasl: Use a dynamic buffer for DIGEST-MD5 SPN generation
    http_negotiate_sspi: Use a dynamic buffer for SPN generation
    sasl_sspi: Fixed missing free of challenge buffer on SPN failure
    sasl_sspi: Fixed hard coded buffer for response generation
    Curl_poll + Curl_wait_ms: fix timeout return value
    docs/SSLCERTS: update the section about NSS database
    create_conn: prune dead connections
    openssl: fix version report for the 0.9.8 branch
    mk-ca-bundle.pl: switched to using hg.mozilla.org
    http: fix the Content-Range: parser
    Curl_disconnect: don't free the URL
    win32: Fixed WinSock 2 #if
    NTLM: ignore CURLOPT_FORBID_REUSE during NTLM HTTP auth
    curl.1: clarify --limit-rate's effect on both directions
    disconnect: don't touch easy-related state on disconnects
    Cmake: big cleanup and numerous fixes
    HTTP/2: supports draft-14 - moved :headers before the non-psuedo headers
    HTTP/2: Reset promised stream, not its associated stream
    configure.ac: Add support for recent GSS-API implementations for HP-UX
    CONNECT: close proxy connections that fail
    CURLOPT_NOBODY.3: clarify this option is for downloads
    darwinssl: fix CA certificate checking using PEM format
    resolve: cache lookup for async resolvers
    low-speed-limit: avoid timeout flood
    polarssl: implement CURLOPT_SSLVERSION
    multi: convert CURLM_STATE_CONNECT_PEND handling to a list
    curl_multi_cleanup: remove superfluous NULL assigns
    polarssl: support CURLOPT_CAPATH / --capath
    progress: size_dl/size_ul are always >= 0, and clear "KNOWN" \ 
properly