Fix in 'store move'
navigate() can now take position vector as a parameter
Added 'battery move'

The First Method Of Charging Your Battery(TM)
Now you start with only 75% of your store filled
Updated tutorial
Merge pull request #8 from krzys-h/pull-misc

Miscelaneous useful (and not so useful ;) fixes & features
Export mod function from blueprints.js
Create variables for assembler, laboratory and refinery; remove trailing whitespace
Implemented 'laboratory invent'; Replaced tabs with spaces
Better (recursive) blueprint randomization
Implemented 'laboratory abandon'; added 'laboratory invented' message
Exported 'estimate_materials' in blueprints.js
Implemented "assembler build".
Console messages after several success  messages
Added dependency for validator
New gfx for avatar, assembler and battery
Support for local scripts + GUI
Option to run script from the editor
Autofocus newly created editors
Fixed ending of audio tag in index.html