Temporary fix for a strange tag cloud bug

Tags appeared several times, with the count split among them
E.g. lol(5) and lol(7), and if you click on lol,
you'll see 12 items.

This patch aggretages them (not a heavy operation),
but I wonder how this should be done properly.
Merge pull request #30 from thedod/weird-tag-fix

Temporary fix for a strange tag cloud bug
super simple queue in the database to remove redis dependency
Merge branch 'master' of github.com:kylewm/redwind
fix location references in twitter plugin
Merge branch 'master' of github.com:kylewm/redwind
refetch queued Job before modifying it
added support for receiving rsvps
add migrations for job table and rsvp column
add rsvps link to the bottom of posts
tweak autolink regex to match trailing slash
fixed less common post types in atom feed, so that they have proper titles
Add simple image proxy endpoint; first step in removing mixed-content warning
proxy all images in foreign content
do not copy source to target when refusing to resize