Implementation of in-game maps
IDCount Serialization
Send map when selected
EmptyMap item handler
cMap::UpdateRadius
Map item handler; Fixed several bugs
Map decorators; Map clients
Documented cMap
cMapDecorator: Implemented random rotations
Manual merge (Fixed conflicts)
Thread safe cMap manager
BlockBed.cpp: Fixed Multiple people in one bed.

OnUse in BlockBed.cpp now checks whether bit flag 0x4 in the Data values of the bed is set before somebody can try to sleep in the bed.
BlockBed.cpp: Fixed space at if statement

Added a space after an if statement and before the first bracket to keep up code conventions.
Disabled the leak finder.
Merge pull request #702 from TheJumper/master

BlockBed.cpp: Fixed Multiple people in one bed.
Merge pull request #704 from Howaner/GlobalFixes

Global fixes
Removed problematic utf8.
cClientHandle manages the client-registered plugin channels.

Fixes #706.
APIDump: Documented cClientHandle:HasPluginChannel.
Split cMap::UpdateClient