- Added cache for the count of AI decks, to reduce file access especially on victory screen. This fixes some massive lags on the PSP when winning a game

- bumped version number to 0.17
- removed some dead code in utils.h

projects/mtg/include/AIPlayer.h

@@ -67,6 +67,9 @@ public:
 
 class AIPlayer: public Player{
 
+private:
+    static int totalAIDecks; //a cache that counts the number of AI deck files in the AI folder. see getTotalAIDecks() below.
+
 protected:
     bool mFastTimerMode;
     queue<AIAction *> clickstream;
@@ -98,6 +101,9 @@ public:
     RandomGenerator* getRandomGenerator(){return &randomGenerator;};
 
     bool parseLine(const string& s);
+
+    static int getTotalAIDecks();
+    static void invalidateTotalAIDecks();
 };