set context profile to core

This should help with compatibility on a lot of older (and some newer with poor gl drivers) GPUs

Author: HeliumAnt

Source/Managers/WindowMan.cpp

@@ -124,7 +124,7 @@ void WindowMan::Initialize() {
 	SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
 	SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3);
 	SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 3);
-	SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_COMPATIBILITY);
+	SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_CORE);
 	CreatePrimaryWindow();
 	InitializeOpenGL();