[0702] Improved movement of creature 1271 in Dun Morogh

* Improved movement of creature 1271 (Old Icebeard) in Dun Morogh for
quest 312 (Tundra MacGrann's Stolen Stash): Added wait time and run
ON/OFF
Thanks Zingzah for pointing. This closes #530
Source: http://www.wowhead.com/quest=312#comments
[0703] Fixed addon of creature 2149

* Fixed creature 2149 (Dark Iron Raider) which was wrongly using a mount
Thanks Zingzah for pointing. This closes #539