For Facebook and Twitter, leverage AS to find the user url and image.
In the case of Twitter, we can move some special case handling to prefer https
and to grab larger pictures out of bridgy and into activitystreams
Merge pull request #120 from kylewm/use-as-actors

For Facebook and Twitter, leverage AS to find the user url and image.
fix typo
don't cache front page when running in in dev_appserver
move javascript into a dedicated bridgy.js file
/delete/finish bug fix: check declined first