[googletest] Output skip message
Closes #2208
Previously, skip messages were invisible, so debugging skips was hard.
Now we have this:
$ ./googletest/gtest_skip_test Running main() from /home/lesha/github/snarkmaster/googletest/googletest/src/gtest_main.cc [==========] Running 3 tests from 2 test suites. [----------] Global test environment set-up. [----------] 1 test from SkipTest [ RUN ] SkipTest.DoesSkip /home/lesha/github/snarkmaster/googletest/googletest/test/gtest_skip_test.cc:38: Skipped skipping single test [ SKIPPED ] SkipTest.DoesSkip (0 ms) [----------] 1 test from SkipTest (1 ms total) ...