Added faraobook font

This should be used for longer texts as it is more readable.
initial design v4: switch to bootstrap3 and cleared custom styles
added font awesome icons
added new farao webfont with icons
updated base template, styles for brand, and navigation
navigation css, login form style
navigation css, login form style2
navigation style RC1
navigation style RC2
box style, footer style, updated base template
box style, footer style, updated base template, activelinks 2 WIP
Merge remote-tracking branch 'origin/master' into design

* origin/master: (58 commits)
  Added restrictions for minors
  Added last-resort validations for youth protection
  Added sanity check to prevent minors from applying
  Added trusted field to user
  remove unused import
  Don't show the create quest button for minors
  Added is_legal_adult convenience method to userprofile
  Moved date utility functions to the utils module
  moved custom registration to herobase
  Updated translations
  Install gettext to allow running makemessages
  Added a real page to show when the applicant is too young
  PEP8 compliant, no changes besides formatting
  Install test requirements in vagrant
  Don't let the user register below 15 years
  Added mandatory date_of_birth field to UserProfiles
  explicitly create a user profile in the user factory
  Stop creating the user profile on a signal
  formatting for pep8
  Custom registration backend and added date of birth field
  ...
Max width 800
run collectstatic in vagrant
Added vertical space between the rows in public home
Added navigation to public page
Added imagebox for frontpage
change the corner-radius to 12px
removed left-over css file
Added background image