started conversion to stripe
finished stripe migration

credit card validation, errors work. properly redirects to update
page on success.
major work on supporter page

only private info asked for on donation page.

supporter page shows preview of acknowledgement, lets upload logo.
logo is properly formatted.
pending notice fixed; admin fixed

can now manage and review donations/donors. pending notice only
shows when a donation is pending.
bug fixes; donors displayed

a single donor is now displayed on the front page. the donor is
randomly chosen based on a distribution weighted by level.

all donors are displayed on the donation page.

lots of bug fixes
added docstrings, help_text
fixed random donor when no donors bug
Merge pull request #35 from dgreisen/cc

Cc -- looks good, even down to normpath