Update audio testautomation: more coverage; added SDL_PauseAudio test /w callback coverage
Enable 2 disabled audio tests (since bug 1396 is fixed and they pass now)
Fix option for forced run of disabled tests in test harness
Fix visualstudio build break introduced by changeset 8645
Add input validation to SDL_getenv/SDL_setenv; update Stdlib testsuite; add Hints testsuite
Fix bug/add test coverage for SDLTest_GenerateRunSeed helper; improve test harness adding output of repro steps for failures; improve negative test for SDL_GetError/SDL_SetError
Fix error assert for negative cases of pixels_getPixelFormatName test
Fix bug 2034: replace printf by SDL_Log in tests; update loopwave VS solution: copy missing dependency