Displaying 2d images and text works

Displaying player velocity and FPS count
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Radar works
Merge remote-tracking branch 'origin/konkitWorkingBranch' into Zyga_Working_Branch
Camera can be changed during a game on C key.

Each object can have own camera own camera handlers which is defined in prefab file.

If you wont modify or add new camera handler simply add it in prefab description between <camera_handlers> <camera_handlers />