Merge pull request #3 from Holiverh/master

Add build status badge to README
Removed Makefile.OSX
Premature optimisation

Removed unnecessary loop and variable
gesu remove makefile.osx references
Merge pull request #4 from Sebbyastian/master

Premature optimisation
CMakeLists.txt: Document GATSAN option
Lil
Entity Header
Entity Header, but edited
Entity stuff
There
Useless README update
Level::render() - Do not attempt to render tiles the user can't see
kek wot
fix indenting and add newline at end of file
fix more indentions and blank lines
Merge pull request #5 from Microcoding/master

Entity Header
Fucking player, fixed micro's shit, dumb rendering bug
Delete Entity.h
Delete Entity.cpp