Audio/Sound: Fix copy constructor not copying looping state

ChangeLog.md

@@ -82,6 +82,7 @@ Nazara Engine:
 - Fix copy and move semantic on HandledObject and ObjectHandle
 - Add support for emissive and normal maps in .mtl loader using custom keywords ([map_]emissive and [map_]normal)
 - Music, Sound and SoundEmitter are now movable
+- Fixed Sound copy which was not copying looping state
 
 Nazara Development Kit:
 - Added ImageWidget (#139)

src/Nazara/Audio/Sound.cpp

@@ -37,6 +37,7 @@ namespace Nz
 	SoundEmitter(sound)
 	{
 		SetBuffer(sound.m_buffer);
+		EnableLooping(sound.IsLooping());
 	}
 
 	/*!