Updated Release

Updated Release:

• Improvements in flight model
• Fixed various issues with scene objects
• Initial flight models for the Mig29 (simple)
• Added state management of the system (for objects and missions). 

Another release will be coming very soon (Saturday) with initial first full mission. Additionally messages, weapons and events should be working. 

Added OSX, Linux and Win downloads. IOS and Android will be delayed until I have time to do a button/command overlay for the screen.