Add CPos.New etc functions to Lua standard library and helpers to LuaScriptInterface.cs. Rename Team.Create to Team.New.

mods/ra/lua/team.lua

@@ -1,6 +1,6 @@
 Team = { }
 
-Team.Create = function(actors)
+Team.New = function(actors)
 	local team = { }
 	team.Actors = actors
 	team.OnAllKilled = { }