Log Message:
Updated curl to 7.50.0.

 Fixed in 7.50.0 - July 21 2016

Changes:

    http: add CURLINFO_HTTP_VERSION and %{http_version}

Bugfixes:

    memdebug: fix MSVC crash with -DMEMDEBUG_LOG_SYNC
    openssl: fix build with OPENSSL_NO_COMP
    mbedtls: removed unused variables
    cmake: Added missing mbedTLS support
    URL parser: allow URLs to use one, two or three slashes
    curl: fix -q [regression]
    openssl: Use correct buffer sizes for error messages
    curl: fix SIGSEGV while parsing URL with too many globs
    schannel: add CURLOPT_CERTINFO support
    vtls: fix ssl session cache race condition
    http: Fix HTTP/2 connection reuse [regression]
    checksrc: Add LoadLibrary to the banned functions list
    schannel: Disable ALPN on Windows < 8.1
    configure: occasional ignorance of --enable-symbol-hiding with GCC
    http2: test17xx are the first real HTTP/2 tests
    resolve: add support for IPv6 DNS64/NAT64 Networks on OS X + iOS
    curl_multi_socket_action.3: rewording
    CURLOPT_POSTFIELDS.3: Clarify what happens when set empty
    cmake: Fix build with winldap
    openssl: fix cert check with non-DNS name fields present
    curl.1: mention the units for the progress meter
    openssl: use more 'const' to fix build warnings with 1.1.0 branch
    cmake: now using BUILD_TESTING=ON/OFF
    vtls: Only call add/getsession if session id is enabled
    headers: forward declare CURL, CURLM and CURLSH as structs
    configure: improve detection of CA bundle path on FreeBSD
    SFTP: set a generic error when no SFTP one exists
    curl_global_init.3: expand on the SSL and WIN32 bits purpose
    conn: don't free easy handle data in handler->disconnect
    cookie.c: Fix misleading indentation
    library: Fix memory leaks found during static analysis
    CURLMOPT_SOCKETFUNCTION.3: fix typo
    curl_global_init: moved the "IPv6 works" check here
    connect: disable TFO on Linux when using SSL
    vauth: Fixed memory leak due to function returning without free
    winbuild: fix embedded manifest option