Added workspace to ignore and removed unused flags.rb
Merged from teslakiiing. Fixed conflict
Added a global.h file that includes macro for printing debug text
Added a lot of files from a previous project to get a window running (LINUX onlu so far).
Created README
Fixing comments.
Added a custom window state called SpaceInvadersWindow.
The main loop now renders the window, that renders its state each frame
Added the gamestate logic, shaders and meshes.
Gets segment fault now though.
Merge