Fixes (by Buggler)

- Fixed enemy garrison group troops & elites spawning numbers as per ArmyComposition.xml description (thanks to Moa)
- Refactored random stats code to separate function for future reuses

git-svn-id: https://ja2svn.mooo.com/source/ja2/trunk/GameSource/ja2_v1.13/Build@6581 3b4a5df2-a311-0410-b5c6-a8a6f20db521

GameSettings.h

@@ -1197,6 +1197,8 @@ typedef struct
 	BOOLEAN fShowSkillsInHirePage;
 
 	UINT8 ubMercRandomStats;
+
+	BOOLEAN fMercRandomBellDistribution;
 	
 	UINT8 ubMercRandomStatsRange;