Fix refresh Lua binding and comments

SDK/include/NDK/World.hpp

@@ -66,11 +66,11 @@ namespace Ndk
 			inline bool IsEntityIdValid(EntityId id) const;
 			inline bool IsProfilerEnabled() const;
 
+			void Refresh();
+
 			inline void RemoveAllSystems();
 			inline void RemoveSystem(SystemIndex index);
 			template<typename SystemType> void RemoveSystem();
-
-			void Refresh();
 			inline void ResetProfiler();
 
 			void Update(float elapsedTime);

SDK/src/NDK/Lua/LuaBinding_SDK.cpp

@@ -182,7 +182,9 @@ namespace Ndk
 			world.BindMethod("DisableProfiler", &World::DisableProfiler);
 			world.BindMethod("EnableProfiler", &World::EnableProfiler);
 			world.BindMethod("IsProfilerEnabled", &World::IsProfilerEnabled);
+			world.BindMethod("Refresh", &World::Refresh);
 			world.BindMethod("ResetProfiler", &World::ResetProfiler);
+			world.BindMethod("Update", &World::Update);
 
 			world.BindMethod("IsValidHandle", &WorldHandle::IsValid);
 		}

SDK/src/NDK/World.cpp

@@ -178,6 +178,7 @@ namespace Ndk
 	* - Destroying dead entities and allowing their ids to be used by newly created entities
 	* - Update dirty entities, destroying their removed components and filtering them along systems
 	*
+	* \remark This is called automatically by Update and you most likely won't need to call it yourself
 	* \remark Calling this outside of Update will not increase the profiler values
 	*
 	* \see GetProfilerData