Removes the graph and the mini rover
Creates a function for creating the graph and the mini rover
Moving Chris's work into this branch.
Merge pull request #99 from virtual-world-framework/Chris-Sounds

Moving Chris's work into this branch.
Merge pull request #96 from virtual-world-framework/blockly-bugs

Blockly bugs
Forces the user into topDown mode if the graph is selected in blockly
Added buttons and tabs
Redesign RAM bar, drag handle, & new images
Added close button
Constrain the drag area to the screen edges
Merge pull request #97 from virtual-world-framework/redesign-blocky-ui

Redesign blocky ui
Removes the extra blocks from the graphing calculator
Merge pull request #101 from virtual-world-framework/graph-block-limit

Removes the extra blocks from the graphing calculator
Merge pull request #100 from virtual-world-framework/graph-top-down

Forces the user into topDown mode if the graph is selected in blockly
Add a trigger system.  For now it just attempts to play a sound
when the scenario starts (and it fails, because the sound isn't
loaded).
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Merge pull request #95 from virtual-world-framework/triggers

Merge the triggers up so that Adam can start playing with them.
Add grid component
Add grid manager system to combine boundaries and gridded objects
Move boundary map into grid component