[added] Missing npcs to Emperor's Retreat - mantis 4979
[added] Mood string support to themepark logic quest givers

Change-Id: Ic09c8080deacb243701906e9c0dfb54044aa91e6
Merge "[added] Missing npcs to Emperor's Retreat - mantis 4979 [added] Mood string support to themepark logic quest givers" into unstable