Comment tweaks, build tweaks, bugfixes

I've also disabled the "screen trick". It was ugly as hell.

client/entities/base_character.cpp

@@ -21,7 +21,7 @@
 */
 #include "base_character.hpp"
 
-//TODO: remove this
+//TODO: (3) remove this
 #include "config_utility.hpp"
 
 //-------------------------

client/entities/entity.hpp

@@ -26,7 +26,7 @@
 #include "vector2.hpp"
 
 //The base class for all objects in the world
-//TODO: write a better hierarchy
+//TODO: (9) write a better hierarchy
 class Entity {
 public:
 	virtual void Update();

client/entities/local_character.cpp

@@ -26,7 +26,7 @@
 bool LocalCharacter::ProcessCollisionGrid(std::list<BoundingBox> boxList) {
 	for(auto& box : boxList) {
 		if (box.CheckOverlap(origin + bounds)) {
-			//TODO: write a better collision system
+			//TODO: (9) write a better collision system
 			origin -= motion;
 			motion = {0, 0};
 			return true;