Revert "New class LocalDeviceHandler added, function GetDeviceUID created in it."

This reverts commit 0de43495f5ae1ef7b4f5d7cd2953a9854b301adb.

Conflicts:
	Herd/Herd.userprefs
	Herd/Herd/Herd.csproj
	Herd/Herd/LocalDeviceHandler.cs