adding stacktraces
updating vs10 projects
Merge branch 'master' of https://github.com/rampantpixels/foundation_lib

* 'master' of https://github.com/rampantpixels/foundation_lib: (45 commits)
  unifying log interface
  added missing error_context_pop
  osx build updates
  added basic hashmap container
  luajit compatibility in objectmap and foundation enums, fixed test thread shutdown
  adding pipes for process std streams
  adding vs12 tests
  cleaning up builds
  fixing posix semaphores and added tests
  adding xcode osx tests
  more tests added to xcode osx build
  updating xcode osx builds adding tests
  adding ringbuffer tests
  proper termination from events
  fixes to path handling
  fixed path tests and implementations
  adding path tests
  implemented objectmap test and unified API
  fixed mutex signal implementations
  build fix
  ...
updated stacktrace to compile without dbghlp