Enable new rpg strategy by default (#1192)

* Add RandomBotMinLevelChance

* Save mana only for healer

* Disable addclass dk for low level player

* Target selection and debuff cast with less players in group

* Change default rpg strategy and bots count in config

* Logs clean up

* Improve init=auto

* Remove login logs after initialization

* Rndbots stats for quest

* Prediction chase in reach combat

* Poor & Normal items ensurence for init=auto

src/AiFactory.cpp

@@ -617,7 +617,7 @@ void AiFactory::AddDefaultNonCombatStrategies(Player* player, PlayerbotAI* const
                                             "gather", "duel", "pvp", "buff", "mount", "emote", nullptr);
     }
 
-    if (sPlayerbotAIConfig->autoSaveMana)
+    if (sPlayerbotAIConfig->autoSaveMana && PlayerbotAI::IsHeal(player, true))
     {
         nonCombatEngine->addStrategy("save mana", false);
     }