Also added the FrameworkDispatcher calls in the Game class.
Checking for possible fire and forget sound instances to be disposed in the FrameworkDispatcher update chain.
- Refactored the AddIn-System to allow merged assemblies (for metro, android, etc. later on)
- Added empty PsVita Sound and Media System modules
- Fixed 2 small missing excludes in the build script
- Cleaned the License headers in the shader files
- Some other refactorings
