Do not pass arguments to edit_profile_path

Doing so results in URLs like /profile/edit.foobar, which works the same
as /profile/edit, but looks silly.
Remove code which uses chef-legacy constructs
Remove chef-legacy from the Gemfile
Merge pull request #557 from opscode/remove-chef-legacy

Remove chef-legacy and community site database-related code
Merge pull request #558 from opscode/edit-profile-path-fix

Do not pass arguments to edit_profile_path
track hits in segment.io
adding a hit counter for /universe