Merge pull request #269 from virtual-world-framework/Ken-Art

Ken McClure: removed tracks from scene.dae as directed by Brett
Delete duplicate VO folder
Add newest voice-over sound files
Merge pull request #271 from virtual-world-framework/Chris-Sounds-5

Chris sounds 5
Ken McClure:  adding in Doug Wikes changes to the scene.  He deleted all of the faces underneath or behind objects to cut down the file size.  File is now 10.6 mb
Ken McClure:  update to scene2.dae.  Exported Doug Wikes updates in this scene with no objects.  File size is smaller than before.