try using screenshot-missing.png from /public/images
add a filter to activities
Merge branch 'master' of github.com:rails-girls-summer-of-code/rgsoc-teams
add teams/info and move irc handles, blog post date etc to there
fix feed specs and add a logger
add github and irc handle to users/index
tweek styles for teams/index
pass through sort and filter params
set img height