Hooks in new VO and hints for scenario 1
Merge pull request #230 from virtual-world-framework/new-hint-vo

Hooks in new VO and hints for scenario 1
Selects the last block executed after failure.
Merge pull request #232 from virtual-world-framework/blockly-select-last-block

Selects the last block executed
Ken McClure: Adding new battery models and textures.
Ken McClure: Update to model.  Closed holes on rover path.
Ken McClure: adding new place-able object.  Container with door open.
Merge pull request #234 from virtual-world-framework/Ken-Art

Ken art
- Fixed a bug in the delay action (it needs to use milliseconds, not seconds)
- Added the delay clause.
Merge pull request #235 from virtual-world-framework/delay-clause

Added the delay clause.
Ken McClure: adding new quadcopter model.
Added batteries and helicam + bug fixes
Added new quadcopter model
Merge pull request #238 from virtual-world-framework/objects-for-scaffolding

Objects for scaffolding
This Commit Replaces Motor 10
This Commit Adds SFX and Vo for the crash
This Commit Adds Music

Extended intro screen track
- Renamed the extended version to be the one that we use.
This Commit Adds Standard Gameplay Music
This Commit Adds Rover VO

Male Rover VO and Additional lines.