Merge pull request #253 from virtual-world-framework/Ken-Art

Ken art
Fixed pickup visibility setting
Fixed spacing
Merge pull request #251 from virtual-world-framework/fix-pickup-visibility

fix pickup visibility
Control VO
Merge pull request #263 from virtual-world-framework/Chris-Sounds-3

Control VO
In progress
Add indicator to blockly window execution
Add indicators for both running and stopped blockly exe
Fix block select bug where moving blocks during exe breaks blockly
Swap scenarioChanged and scenarioReset in firedEvent catcher
Merge pull request #259 from virtual-world-framework/blockly-indicator

Blockly indicator
Adds actions to setMasterVolume in the soundManager
Added smoke particle effect for testing

Conflicts:
	index.vwf.yaml
Improved smoke. Made dust more visible.
Improved particle effects
Raised the dust level a bit
Added gridObstacle component
Added rotation logic
Added obstacle components