Ajout son piece, bruit de pas laby/grotte et bruit mort
Merge branch 'master' of https://github.com/bossdbz/GTH

Conflicts:
	Library/CurrentLayout.dwlt
	Library/ScriptAssemblies/Assembly-CSharp-Editor.dll
	Library/ScriptAssemblies/Assembly-CSharp-Editor.dll.mdb
	Library/ScriptAssemblies/Assembly-CSharp-firstpass.dll
	Library/ScriptAssemblies/Assembly-CSharp-firstpass.dll.mdb
	Library/ScriptAssemblies/Assembly-CSharp.dll
	Library/ScriptAssemblies/Assembly-CSharp.dll.mdb
	Library/ScriptAssemblies/Assembly-UnityScript-firstpass.dll
	Library/ScriptAssemblies/Assembly-UnityScript-firstpass.dll.mdb
	Library/ScriptAssemblies/Assembly-UnityScript.dll
	Library/ScriptAssemblies/Assembly-UnityScript.dll.mdb
	Library/assetDatabase3
	Library/expandedItems
	Library/guidmapper
	Library/metadata/b7/b731a826b1177f84192509ffb0a9a297