[svn] * Improve some arena team related DB access

* Cache GM tickets on server startup.
* Remove unused src/game/HateMatrix.h and references.
* Better check client inventory pos data received in some client packets to
skip invalid cases

--HG--
branch : trunk

src/game/Object.h

@@ -33,9 +33,8 @@
 #include <string>
 
 #define CONTACT_DISTANCE            0.5f
-#define INTERACTION_DISTANCE        5
-#define ATTACK_DISTANCE             5
-#define DETECT_DISTANCE             20                      // max distance to successful detect stealthed unit
+#define INTERACTION_DISTANCE        5.0f
+#define ATTACK_DISTANCE             5.0f
 #define MAX_VISIBILITY_DISTANCE  (5*SIZE_OF_GRID_CELL/2.0f) // max distance for visible object show, limited by active zone for player based at cell size (active zone = 5x5 cells)
 #define DEFAULT_VISIBILITY_DISTANCE (SIZE_OF_GRID_CELL)     // default visible distance