First pass on legal docs; #344
Bump version to 6.0.3
Bump version to 6.0.3-dev
Clean up About + FAQ

Clarifies the role of Zeta and the current status of the community, with
an expanded section on getting involved and getting in touch. Also
cleans up language around how Gittip is funded and the role of fees.
Bump version to 6.0.4
Bump version to 6.0.4-dev
Fix bug in calculation of Gittip's age

This was lurking until we crossed a year boundary.
Bump version to 6.0.5
Bump version to 6.0.5-dev
Language tweak re: no strings
Bump version to 6.0.6
Add models for each table in the database, plus User. Relates to #446

Basically, I went ahead and reconstructed each table in the database as
a mapping class. In addition, I recreated the User class that subclassed
Participant class previously.

There is still clean up that needs to be done here.

Signed-off-by: Joonas Bergius <joonas.bergius@gmail.com>
Made changes to the ORM-related configuration and access, added convenience methods
Moved authentication to use the ORM-based class
Added dependencies for the new ORM-based classes
Moving templates over to use the ORM classes where it makes sense
Moving some initial tests over, more to come.
Delete the (now) unnecessary table declarations
Add a default for statement, fixed typo in transferee

Signed-off-by: Joonas Bergius <joonas.bergius@gmail.com>
Remove the convenience functions, reorganize around the SQLAlchemy class