Deletes the locally stored node
Removes the tab when the blockly object is deleted
Merge pull request #103 from virtual-world-framework/delete-blockly-nodes

Deletes the locally stored node
aligns the camera with the rover in top down mode
Moves the topDown camera position closer to the rover
Merge pull request #107 from virtual-world-framework/align-top-down

aligns the camera with the rover in top down mode
Fixed HUD event propagation bug
Merge pull request #105 from virtual-world-framework/fix-event-propagation

Fixed HUD event propagation bug
Merge pull request #106 from virtual-world-framework/triggers

Triggers
committing the VO sound files
Fix the bug that was causing success/failure to fire more than once...
sort of.  The old triggers are never truly deleted, but this prevents
them from firing when they are no longer current.

Also, change some tabs to spaces.  Not sure why they weren't spaces
already.
remove an unused file
Add a bunch of new Boolean clauses
- increase RAM to 16, per Juan's request
- make the scenario fail if you don't solve it with a single program
- remove some dead comments
- tweak the format on the success condition