Integrate touch related development. (#90)

* * Add BuildActionIntention crap

* * Set Client and World projects to use MP compilation

* asd

* * Use the new BuildActionIntention to break and place blocks.

* * Reverse engineer the IArea system.

* * Copy break logic from survival into creative conditionally

* * Reverse IBuildInput and MouseHandler
* Replace the new relative paths in the client project with $(MC_ROOT) again

* * Reverse Multitouch, MouseDevice

* * Reverse a bunch of auxiliary classes for input.

* * Use CustomInputHolder instead of holding inputs manually.

* * Reverse a whole BUNCH of things!

* * Add feedback textures to the gitignore.

* * D-pad now renders! Also loads of other work.

* * More Stuff

* * Finish touch control bug fixing.

* * Finalize work.

* * One last thing..

* * Add a "cramped" mode to the options screen and start menu.

* * Oh, forgot to do something

source/client/app/NinecraftApp.cpp

@@ -8,6 +8,7 @@
 
 #include "NinecraftApp.hpp"
 #include "world/item/Item.hpp"
+#include "client/player/input/Multitouch.hpp"
 #include "client/gui/screens/StartMenuScreen.hpp"
 
 #ifdef DEMO
@@ -107,6 +108,7 @@ void NinecraftApp::teardown()
 void NinecraftApp::update()
 {
 	++m_fps;
+	Multitouch::commit();
 	Minecraft::update();
 
 #ifdef ORIGINAL_CODE