Remove cumulus and tagadelic modules

reference -> AamAadmiParty/india-standalone-drupal#52
Adds tagclouds module

reference -> AamAadmiParty/india-standalone-drupal#52
Adds page tags-cloud in feature

reference -> AamAadmiParty/india-standalone-drupal#52
Add css for tags-cloud page

reference -> AamAadmiParty/india-standalone-drupal#52