Minor fixes, committing directly...

1) Changed a line that was a replace line to queue.
2) We now log the scenario that you're on.
Redraw tiles instead of delete/create child
Set doublesided false on grid tiles
Removed unused code
Immediately update overlays when switching cameras
Merge pull request #308 from virtual-world-framework/fix-heli-overlays

Fix heli overlays
Move Alerts + fix repeat indicator
Removed help buttons and help screens
Minor tweak
Merge pull request #309 from virtual-world-framework/interface-fixes

Interface fixes
Fix loop indicator persisting
Remove blockly footer in graph tab
Replaced Run/Stop with Start/Reset
Renamed variables
Merge pull request #311 from virtual-world-framework/blockly-ui-tweaks

Blockly ui tweaks
Makes graph line persist with Blockly window closed and fixes the ability to create equations like y = x / - 2 where - is its own block.

Conflicts:
	source/index.js
Fixed line to be appropriate for view-side.
Fix evaluation when switching between Blockly tabs.
Merge pull request #312 from virtual-world-framework/blockly-graph-improvements

Graph Line Persists and Small Graph Improvement
Merge pull request #317 from virtual-world-framework/mars-game-staging

Mars game staging