add namespace comments to display and graphics namespaces

include/fggl/display/window.hpp

@@ -24,6 +24,7 @@
 
 #include "fggl/gfx/interfaces.hpp"
 
+//! Classes responsible for interacting with display managers
 namespace fggl::display {
 
 	class Window {

include/fggl/gfx/interfaces.hpp

@@ -23,6 +23,7 @@
 #include "fggl/entity/entity.hpp"
 #include "fggl/modules/module.hpp"
 
+//! Classes responsible for rendering content
 namespace fggl::gfx {
 
 	struct Bounds {