removed v3
Adds CategoryLegend
Merge branch 'develop' of git://github.com/CartoDB/cartodb.js into develop

* 'develop' of git://github.com/CartoDB/cartodb.js:
  removed v3
upgraded to dev version
fixed s3 image upload
CDB-297 #resolve - don't add a link in the title of a visualization if there isn't a url to point
Merge branch 'develop' of github.com:CartoDB/cartodb.js into develop
added addInfowindow helper
added cursorInteraction helper method
Merge branch 'develop' of github.com:CartoDB/cartodb.js into develop
render should return this
fixes legend item rendering for legends #CDB-305
fixed geocoder specs
improved layer group request, use GET when it's possible rather than use POST
added fastly invalidation
bump to 3.1.05
updated news
fixed publish script
dist files
Merge branch 'release/3.1.05' into develop