Fix for failing TCP test in environment without IPv6 support.
Merge pull request #30 from Fraser999/MAID-74-tcptestbeh_invalidmessagesizes-o

Fix for failing TCP test in environment without IPv6 support.
Fixed ConfigTest.BEH_ThisExecutableDir for '--gtest_repeat' != 0 or 1.
Merge pull request #31 from Fraser999/MAID-73-configtest-osxw8w64debug

Fixed ConfigTest.BEH_ThisExecutableDir for '--gtest_repeat' != 0 or 1.