got rid of haml, implemented basic authorization against OSM OAuth
new requirements.txt
housekeeping
working oauth based on oauth2 plus simple interface
Merge branch 'master' into oauth

* master:
  cleanup
  Integrating mvexel's oauth code
  remove consumer secret
  Ignore hash files
  Removing (non-file) settings.py
  Removing hard coded variables
  Adding settings import and make_secret
  Adding settings.py to gitignore
  Fixing function name, and adding lock stub