Refactored API directory structure

Moved all database model objects into their own little folder so they
don't clog up the already too huge datastore abstraction layer.
Merge branch 'directoryRestructure' into feature/type-clarification
Restructed Controllers. Addressed field in spider

References #127

Added the addressed field to the list of keys the spider needs to check
against.

Moved controller code into a controllers directory.
Merge branches 'controllerdir' and 'feature/type-clarification' into feature/type-clarification
Removed unneccesary pattern match in app.yaml

Removed the /api since it's covered by /.* (heh... slash dot)
Moved api controller to controllers directory

Moved the api.py file that handles serving the version number to the API
directory.
Merge branch 'feature/type-clarification' of https://github.com/EJEHardenberg/GreenUp into ios_networking
Fixed application level yaml
Merge branch 'feature/type-clarification' of https://github.com/EJEHardenberg/GreenUp into ios_networking
changed offsets on new map  pins icons