First version of neighbourhood-based resources
Fix import issue in forces.py
Fix IndexError bug in _hydrate
Add Neighbourhood.location and assign name in get_neighbourhoods
Refactor to use BaseService and PoliceAPI classes for authentication/config
s/print/logging.debug/
Remove debugging statements
Add Neighbourhood.crimes property
Exclude 'all crime' from crime categories
Fix GET params bug with BaseService.request
Return floats for the neighbourhood boundary
Add __eq__ and __hash__ methods to CrimeCategory, OutcomeCategory and Location
Add get_crimes_location method and Crime.outcome_status field
Add _hydate methods for month/date on Crime and Outcome
Add get_crime method for retrieving an invidiual crime and its outcomes
Remove _hydrate_date on Crime and Outcomes

We only ever deal with strings like '2013-06' when talking to the API, so it
makes no sense to use date objects on these classes.
Allow filtering crimes based on category, and fix categories cache bug
Add crime-last-updated method.
Remove get_last_updated -- its purpose is better served by get_latest_date
Load the force name from get_forces