Adds quarterly layer
Merge branch 'master' of github.com:Vizzuality/gfw

* 'master' of github.com:Vizzuality/gfw:
  Changed the interval for last country alerts to 15 months.
wip
The menu and line colors come from the DB now
Merge branch 'master' of github.com:Vizzuality/gfw

* 'master' of github.com:Vizzuality/gfw:
  First version of rake for importing wikipedia descriptions to a local CSV. Not working for Malaysia, don't know why :-S
  Tree height dataset as basemap option
Merge branch 'master' of github.com:Vizzuality/gfw

* 'master' of github.com:Vizzuality/gfw:
  Updated data sources
  More speed improvements in the homepage
  Updates gems versions
  Improves home load time
  Added precompiled assets
  Updated alert counter in the home page to include full last year
Removed precompiled assets