hacking_howto.rst: Add `./manage.py migrate` comment from README.md.
Synchronize README.rst and hacking_howto.rst (and describe admin login).
Merge pull request #114 from cpeterso/cpeterso-update-docs

Update docs to reference Persona sign in
Round up fractional ideal points to avoid fractional point tooltips.
Merge pull request #115 from cpeterso/cpeterso-issue-104

Fix #104: Round up fractional ideal points to avoid fractional point tooltips
Add bugmail processing view.

Allows posting of a bugmail to the view
which will parse it, figure out what to
do with it, and optionally update the
bug from the ID.
Add bug flags to fetched info, and label bugs with flags.