fixed Vizzuality/cartodb-management#3052
new function isURL added to Utils
cdb updated
first use of pattern_picker
commented pattern picker specs for the moment
fixed problem in pattern picker
Added Mixpanel event on wizard click
note to myself: don't leave debugger statements
Changes assets route on S3, fixes specs
Adds asset to specs
Fix mixpanel events on table view, add Visual Merge one
Remove bogus gem
Bump versions for minitest and related gems
Update redis.md
Raises an error if the user tries to run the sql test suite on production
Fix merge conflict
Merge branch 'develop' into feature/new_importer