Be consistent

src/lua/lua_api.cpp

@@ -1340,13 +1340,6 @@ static int world_units(lua_State* L)
 	return 1;
 }
 
-static int world_camera(lua_State* L)
-{
-	LuaStack stack(L);
-	stack.push_camera(stack.get_world(1)->camera(stack.get_unit(2)));
-	return 1;
-}
-
 static int camera_create(lua_State* L)
 {
 	LuaStack stack(L);
@@ -1365,6 +1358,13 @@ static int camera_create(lua_State* L)
 	return 1;
 }
 
+static int world_camera_instances(lua_State* L)
+{
+	LuaStack stack(L);
+	stack.push_camera(stack.get_world(1)->camera(stack.get_unit(2)));
+	return 1;
+}
+
 static int camera_set_projection_type(lua_State* L)
 {
 	LuaStack stack(L);
@@ -3233,8 +3233,8 @@ void load_api(LuaEnvironment& env)
 	env.add_module_function("World", "destroy_unit",                    world_destroy_unit);
 	env.add_module_function("World", "num_units",                       world_num_units);
 	env.add_module_function("World", "units",                           world_units);
-	env.add_module_function("World", "camera",                          world_camera);
 	env.add_module_function("World", "camera_create",                   camera_create);
+	env.add_module_function("World", "camera_instances",                world_camera_instances);
 	env.add_module_function("World", "camera_set_projection_type",      camera_set_projection_type);
 	env.add_module_function("World", "camera_projection_type",          camera_projection_type);
 	env.add_module_function("World", "camera_fov",                      camera_fov);