Release 2.1.2
Adds transparent loader
CDB-54 #comment Stub acceptance spec for CSVs with non-comma delimiters
CDB-54 #comment Implement CsvNormalizer#encoding and CsvNormalizer#delimiter
Fix wrong require in CsvNormalizer spec
Add charlock_holmes to Gemfile. It detects file encodings to be used in the importer
CDB-54 #comment Implement CsvNormalizer#normalize
CDB-54 #resolve [importer] Normalize non-standard CSVs
Fully qualify call to CSV methods
[importer] Use custom quote character for non-common encodings
Tries to set the original file name when uploading assets to S3
Toggle the legend when the layers are hidden/visible
Add kind attribute to Asset model
Update Asset model specs
Updates the legend indicator when toggling the visibility of the layers in the share dialog
Merge branch 'release/staging' of github.com:CartoDB/cartodb into release/staging

* 'release/staging' of github.com:CartoDB/cartodb:
  Update Asset model specs
  Add kind attribute to Asset model
  Tries to set the original file name when uploading assets to S3
Fixes on Asset model
CDB-60 CDB-61 CDB-63 #resolve markup issues
Only show the legends that are active in the share dialog
Merge branch 'release/staging' of github.com:CartoDB/cartodb into release/staging

* 'release/staging' of github.com:CartoDB/cartodb:
  CDB-60 CDB-61 CDB-63 #resolve markup issues
  Fixes on Asset model