compliancy with SpaceAPI 0.13, 0.11, 0.9, 0.8

0.12 still fails:
Property 'sensors' must be one of these types: array.
Property 'feeds' must be one of these types: array.

Fixing these would make it incompatible with 0.13.
http://tmblr.co/ZxcvMvx_utoF