Fixed the problem where the only way to complete a grab/drop operation was to capture the MOUSE_CLICK directly. Solution was to move the mouse processing out of DNDLoot and only handle the MOUSE_MOVE/DRAG.

gui/fsm_events.hpp

@@ -26,6 +26,7 @@ namespace gui {
     MOUSE_DRAG=21,
     MOUSE_DRAG_START=22,
     MOUSE_DROP=23,
-    KEY_PRESS=24
+    KEY_PRESS=24,
+    AIM_CLICK=25
   };
 }