added some debug bits to fix a problem with iso contouring
added extra asserts in removed elements for vectors
added a comment. we need to remove old qsort completely
fixed iso contouring bug. we were still flipping normal (actually, we were degenating triangle by making them flat)
use GL_BGRA for rt texture
first working port to SDL2
added binary files for SDL2 on windows

removed all headers from SDL1.2
updated all binary files
Added all files required to build with SDL2
added libraries for windows (msvc and mingw)
fixed a bug with console display. started to add a minimum version for glsl shader
added first shaders with texture buffer. Also added a minimum version requirement for it. this will allow easy multipath
implemented proper text input for the console
made first implementation of rt buffer upload with buffer texture
disable resizeable window since we do not handle it yet
fixed various issues when no hit is found for primary rays
added proper mouse grabing implementation
added lua files
added luabridge files
removed unused header files