Add wall indicator graphics and compress

Yay
Bot3 can spend charge on door and generator
It's a merge #something
Implement Indicator Tiles
Better Grabbing
Merge remote-tracking branch 'origin/work'

Conflicts:
	Assets/Level1.unity
	Assets/Sprites/TileAnim.prefab
	Library/InspectorExpandedItems.asset
	Library/assetDatabase3
Fix missing Bot2Anim changes
F'real Fix This Time Okay

(For Indicator Anims)
Minor Indicator Fixes

(Like graphics facing wrong direction, etc. Naming issues mostly.)
Implementing pit, charge art, begin level 2 rework
Level 2 Design, Timing Changes for Elec & Doors

Animation fixes
Tutorial messages, more level tweaks. Not there yet.
Changing Editor Popups to SelectionBoxes

So we can scroll through long lists. Huzzah. Lots and lots of
connections. Connections everywhere.
work please
Upgraded Box Graphic, New Wall Type
Merge pull request #31 from Silarn/master

Update 5/14