failing test for #364
 record credit card failures in the DB (closes #364)
update test dependencies
remove unused variable detected by pyflakes
upgrade Aspen to 0.36

fixes #2984 and #3004
actually, remove the entire function, we don't use it anymore
don't consider suspicious users as ANON (fixes #2786)
Merge pull request #3019 from gratipay/aspen-0.36

Upgrade Aspen to 0.36
Merge pull request #3021 from gratipay/suspicious-not-anon

Allow suspicious users to log in
Merge pull request #3017 from gratipay/update-test-deps

Update test dependencies
Bump version to 1749
Add test for error result being recorded
Merge pull request #3011 from gratipay/record-cc-failures

Record credit card failures in the DB
work around honcho's problem with python 2.7.9
Merge pull request #3028 from gratipay/honcho-hack

Work around honcho's problem with python 2.7.9
Rough first cut
Start fixing header and footer
Start cleaning up nav
About pages starting to look not too shabby!
Fix Community pages