RG Live WotLK 3.3.5a

- Fix cases in which one could get a quest complete without having the quest
- Fix cases in which one could complete a quest after failing it
- Don't fail completed quest, except if they have a time limit and no requirements (e.g. https://db.rising-gods.de/?quest=647 )
- Fix possible cases in which one couldn't see quests
- Correct quest reward order: Items, ChoiceItems and finally reputation
- Don't broadcast item received message in addition to quest reward message
- Fix cases in which removing seasonal quests didn't get saved to DB
- Fix some cases in which the reward menu could be stuck if the npc has an script
- Show DIALOG_STATUS_AVAILABLE instead of DIALOG_STATUS_REWARD for non-repeatable autocomplete quests
- Show exclamation marks instead of question marks for autocomplete quest in questgiver questmenu
- Some code cleanup