- Improve FakeApplication, integrate into main application
- Add separate execution thread for user code
- Add error handling for failing AppStates
- Add error handling for failing Controls
- AppStateExplorer now works when opening it after the scene
git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@10079 75d07b2b-3a1a-0410-a2c5-0572b91ccdca