Fix lua cmake file, remove lua again as need to target master

.gitmodules

@@ -1,3 +1,7 @@
 [submodule "dependencies/tinyxml"]
 	path = dependencies/tinyxml
 	url = git://github.com/paulsapps/TinyXML.git
+[submodule "dependencies/luabind"]
+	path = dependencies/luabind
+	url = https://github.com/LuaDist/luabind.git
+	branch = master

dependencies/luabind

@@ -0,0 +1 @@
+Subproject commit 2387599ea56319235cb2d639331bfbe816629fdc