Correct a misspelling
Also direct users to the map from old constituency pages
Replace hardcoded URL paths with the {% url %} template filter
Positions to end, positions to delete and alternatve names to add
Move useful forms of today and yesterday's date into iebc_api.py
Add a script to enact updates to positions & alternative names
Prevent multiple identical alternative names for a Person being added
Fix an error - only show current parties, not parties_ever

This was testing code that was accidentally committed.
Merge branch 'master' into production