THRIFT-2894 PHP json serializer skips maps with int/bool keys
Client: PHP
Patch: Stig Bakken <stig@zedge.net>

This closes #320

PHP generator: in jsonSerialize, only skip maps with non-scalar keys (previously skipped maps with non-string keys)
THRIFT-2904 json_protocol_test.go fails
Client: Go
Patch: Jens Geyer
THRIFT-2894 PHP json serializer skips maps with int/bool keys
Client: PHP
Patch: Stig Bakken <stig@zedge.net>

This closes #331

PHP generator: in jsonSerialize, only skip maps with non-scalar keys (previously skipped maps with non-string keys)
Fixed a typo in test/README.md
Patch: Kirill Sevastyanenko <kirillseva@gmail.com>

This closes #329
THRIFT-2902 Generated c_glib code does not compile with clang
THRIFT-2880 Read the network address from the listener if available.
Client: Go
Patch: awaw fumin <awawfumin@gmail.com>
THRIFT-2906 - linking with boost_unit_test_framework made more portable

Client: C++
Patch: Jon Parise

BOOST_TEST_LDADD Makefile variable added and should be used when linking
with boost_unit_test_framework

This closes #333
THRIFT-2907 - macro ntohll defined only when needed

Client: C++
Patch: Jon Parise

This closes #334
test/cpp/Makefile.am: add ZLIB_LIBS to LDFLAGS
THRIFT-2893 CMake build fails with boost thread or std thread

Following changes are made to fix the build
* Add USE_..._THREAD compiler definitions correctly
* Link to boost_thread and boost_system when configured with boost thread
* Link to pthread if platform is posix and std thread is used
* Use PlatformThreadFactory in test code
THRIFT-2903 Qt4 library built with CMake does not work
THRIFT-2098 Add support for Qt5+
travis test