Fixed bug when hitting blocks with hand equipped (Wand)
Fixed bug by changing ResponseRegistry.map from List to Map implementation as actually needed
Fixed bug in SqlHelper.getGroupsForPlayer where null was returned instead of an empty list.
Removed misplaced semicolon.
Fixed some typos and added help texts.
Fixed bug in FunctionHelper.getPlayerID
Fixed wand (completely rewrote command- and interact-events)
Merge pull request #1011 from olee/1710

Fixed quite a few bugs