Update readme.md and create license.md
Fixed issue with GPIO import
Started building python based api for robot
Updated travis.yml
Modified test imports
Added more tests
Added thumb attribute for hands
Added urls to specify arm objects
Updated readme
Added body as a property of the main robot object to simplify construction.
Added leg and head objects
Added leg serializers
Added POST handler for finger values
Created additional tests for body and head objects
Changed robot's design to use properties for arm and hand getter methods
Created default robot constructor
Added url for finger objects
Added url and id fields for arms
Added api test view
Added legs to the default robot constructor