Footer fixed bottom.
display default image in case candidate dont have one
add default image
Deshace cambio footer.
Merge branch 'master' into frontend

Conflicts:
	elections/templates/base.html
Footer chile.
add capability of administrate metadata and ogp facebook data in settings
add test for metadata and ogp facebook data
Merge pull request #41 from ciudadanointeligente/frontend

Frontend
Merge pull request #42 from ciudadanointeligente/updating_popit_django

Updating popit django
Changing static candidate-default