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.
Merge pull request #272 from virtual-world-framework/Ken-Art

Ken McClure:  adding in Doug Wikes changes to the scene.  He deleted all...
Made dust more visible & more wind effect on smoke
Merge pull request #273 from virtual-world-framework/adjust-particles

Made dust more visible & more wind effect on smoke
Move status text functionality from html overlay to HUD
Address garbage collection issues with HUD status text and blockly
Merge pull request #274 from virtual-world-framework/HUD-status

Move status text functionality from html overlay to HUD
Make camera translation instant to help performance
Merge pull request #275 from virtual-world-framework/cam-performance

Make camera translation instant to help performance
Added some if-else blocks
Not quite working yet.
Sensor block working!
Added if/else blocks, added sensor block to rover, updated xml for scenario 3
Adds missing tracked file
Adds a while until block
Rebase and small adjustment to rover sensor.