Promoted `_disabled` ivar to private class property.
Added support for actual deactivation of test suites and/or test cases via Xcode's Unit Testing sidebar panel.
Moved relevant bundle files to sub-directory making it easier to add them to other projects.
Implemented rudimentary support for typed gtest tests (see: "TYPED_TEST(…)"), which causes guest's test suite name to contains '/', effectively breaking the generated objc test method name, causing to be ignored in sidebar list.
Merge pull request #1 from regexident/pull_request

Added support for deactivation of specific unit test cases/suites.