add language
improve the bill graph
display info of a congressman
show more information about a congressman
update popit_representer
Merge branch 'design' of https://github.com/ciudadanointeligente/legislative into design

Conflicts:
	Gemfile
	app/assets/stylesheets/mainmain.css
	app/controllers/parliamentarians_controller.rb
	app/controllers/searches_controller.rb
	app/views/congressmen/_box_congressmen_result.html.haml
	app/views/congressmen/index.html.haml
	app/views/congressmen/show.html.haml
refaction code