New settings for Battle.
New callbacks :
- LibXmlRpc_BeginServer
- LibXmlRpc_BeginServerStop
- LibXmlRpc_BeginMatchStop
- LibXmlRpc_BeginMapStop
- LibXmlRpc_BeginSubmatchStop
- LibXmlRpc_BeginRoundStop
- LibXmlRpc_BeginTurnStop
- LibXmlRpc_EndTurnStop
- LibXmlRpc_EndRoundStop
- LibXmlRpc_EndSubmatchStop
- LibXmlRpc_EndMapStop
- LibXmlRpc_EndMatchStop
- LibXmlRpc_EndServer
- LibXmlRpc_EndServerStop
- LibXmlRpc_Callbacks
- LibXmlRpc_CallbackHelp
- LibXmlRpc_BlockedCallbacks
- Elite_BeginTurn
- Elite_EndTurn

New methods :
- LibXmlRpc_ListCallbacks
- LibXmlRpc_GetCallbackHelp
- LibXmlRpc_BlockCallback
- LibXmlRpc_BlockAllCallbacks
- LibXmlRpc_UnblockCallback
- LibXmlRpc_UnblockAllCallbacks
- LibXmlRpc_ListBlockedCallbacks

Update callback :
- LibXmlRpc_OnHit contains hit distance
Merge branch 'gh-pages' of github.com:maniaplanet/documentation into gh-pages

Conflicts:
	dedicated-server/settings-list.md