GitLab

Moves the universal printer from gmock to gtest and refactors the cmake script for reusing in gmock (by Vlad Losev).

Fixes compatibility with Visual Age versions lower than 9.0 (by Hady Zalek); updates the release notes.

Fixes comments and tests for the moment of generator parameter evaluation in INSTANTIATE_TEST_CASE_P.

Fixes a -Wextra warning in gtest-param-util.h and updates the cmake script to verify it (by Zhanyong Wan); adds support for hermetic build to the cmake script (by Vlad Losev).

Renames ThreadStartSempahore to Notificaton (by Vlad Losev);  adds threading tests for SCOPED_TRACE() (by Vlad Losev);  replaces native pthread calls with gtest's threading constructs (by Vlad Losev);  fixes flakiness in CountedDestructor (by Vlad Losev);  minor MSVC 7.1 clean-up (by Zhanyong Wan).