Updated documentation
Updated TIDI
Starting implementing moving/placing terrain
Added more trees.
Added start of tile removal - new tick function on players
Put the new trees in constants.py
Added stumps.
Minor change
Made playable
Made movement more robust
Made turning less buggy
Added saplings.
Improved FPS meter and fixed a crash bug

The FPS meter now displays sub-one fps'.
Before, you could walk into the right or bottom of the screen to crash
the game.
Fixed the collision shaking bug
Managed some pictures and updated TODO.txt
Added remove beetles key and changed some variable names to make more sense
Added remove beetles key
Started implementing removing tiles
Updated aim.png and added logo
Implemented removing tiles (very buggy=