ported maze application from glfw to sfml
ported template from glfw to sfml
[glGlfw] removed
[commonGl] small refactoring
[glSfml/glMaze] added floor + added preety bad came movements
[commonGl] added function getFullScreenVideoMode
[glSfml/glMaze] prepared for full screen + improved mouse move handling (but it is still bad)
[commonGl] moved event dispatching from main to application class
[glSfml/glMaze] using new event dispatching + handling gain/lost focus
[glSfml/glMaze] added proper camera handling