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Merge branch 'develop' of git://github.com/CartoDB/cartodb.js into develop

* 'develop' of git://github.com/CartoDB/cartodb.js:
  fixed infowindow pan adjust on mobile fixes #113
Merge branch 'develop' of git://github.com/CartoDB/cartodb.js into develop

* 'develop' of git://github.com/CartoDB/cartodb.js:
  CDB-2915 #resolve - old tooltips style back
  CDB-2888 #resolve - fixed problem with a border transparent rendering infowindow in Firefox
  last tooltip styles
  refactor tooltip to use same code than info window
  reseting -webkit-margins
  tooltip working with alternative names
  min width for tooltip changed
  added option to omit columns in the tooltip
  updated version
  added tooltip themes + necessary model changes to make it work
  added tooltip support
  adding data fields to tooltip model
  wrap data in tooltip to allow advanced templates
  avoid sending change:fields signal twice on addField
  enable tooltip by default
  fixed show parameters in tooltip
  added tooltip