Calculate average monthly income
Change dollar signs to ZAR
Type of  dwelling
Nicer ordering of tenure
Create tables when necessary, ignore districts.
Fix import script for country code
Improved household heads data.
Don't call out to api.censusreporter.org
Merge remote-tracking branch 'upstream/master'

Conflicts:
	censusreporter/api/controller/census.py
	censusreporter/api/data/householdheads_2011.sql
	censusreporter/api/models/base.py
	censusreporter/api/models/tables.py
	censusreporter/api/scripts/load_field_by_geo.py
	censusreporter/apps/census/templates/profile/profile_detail.html