Core/Game: Converted the game library to a shared library.

* There is still the possibility to static link against game.

src/server/game/AI/ScriptedAI/ScriptedFollowerAI.h

@@ -32,7 +32,7 @@ enum eFollowState
     STATE_FOLLOW_POSTEVENT  = 0x020                         //can be set at complete and allow post event to run
 };
 
-class FollowerAI : public ScriptedAI
+class TC_GAME_API FollowerAI : public ScriptedAI
 {
     public:
         explicit FollowerAI(Creature* creature);