Update redme and todo list
TileTerrain2 now renders with OpenGL plugin.
Some openGL functions added.
Keyboard F1 key code fixed.
Entity system updated.
KgeThread and KgeMutex added.
#4 Working on Task manager and multithreading support.
Update ReadMe.txt
Update ReadMe.txt
Rename ReadMe.txt to README.md
#4 KgeCond added.
Tread safe queue added.
Trying to compile KGE on Linux with waf
Try to compile in linux
Merge branch 'master' of github.com:kochol/kge

Conflicts:
	Source/core/Timer.cpp
Task manager added but not tested yet.
Add u64 and s64.
Update wscript
Now systems can use AsyncUpdate function.
Merge branch 'master' of https://github.com/kochol/kge
Some docs updated.
A bug in TSQueue.h fixed.