Stubbed out brigade model thingie
Actually, calling it an organization, and website instead of url
Saving organizations to DB
Merge remote-tracking branch 'origin/master' into add-brigade-model

Conflicts:
	app.py
Completed loop over organizations + projects
Bundled organization-saving into save_organization_info()
Bundled project-saving into save_project_info()
Cleaned up session-flushing behavior and save_* return values
Tidied things up
Added organizations to public API
Corrected comment
Renamed to brigade to organization everywhere
Added relationship between organizations and projects
Exposing id column.
Added id to orgs table.
Project table now has id as primary key and uniquecontraint on name, org_name.