Remove dossier ref from position

legislature/templates/legislature/representative_detail.haml

legislature/urls.py

memopol/settings.py

positions/admin.py

positions/forms.py

positions/migrations/0002_auto_20150727_1142.py

positions/models.py

positions/templates/positions/position_detail.haml

requirements.txt

static/less/base.less

static/less/legislature.less

static/less/positions.less

static/stylesheets/base.css