first steps
forma layer
Merge branch 'feature/refactor-june' into refactor/canvas-json-layer

* feature/refactor-june:
  simple specs
  fixing some specs
  more layers with infowindow
  radio input forest change, a little rewrite
  added infowindow in all cartodb layers :)
  infowindow for logging layer
canvasjson layer done and jshint passed
Merge pull request #629 from Vizzuality/refactor/canvas-json-layer

Refactor/canvas json layer