adds model fields
added projects app
Merge pull request #3 from brianjyee/feature/profiles

Feature/profiles
Merge branch 'feature/projects' of git://github.com/tkeemon/coderaising into feature/separate_apps
separated into apps and added first iteration of models
Merge pull request #4 from esoergel/feature/separate_apps

Feature/separate apps
Renames core app to "cities", initial migrations for all custom apps.
Removes old "core" from urls.py
Built out some heavily commented example code in the cities app
added a trailing slash to an old url
Merge pull request #5 from esoergel/feature/cities

Built out some heavily commented example code in the cities app
user profile functionality