introducing: cancancan
fix deactivated user
fix comment count bug
expose email_preference setting to users. TODO start discussion and link it
Merge pull request #1542 from loomio/yesterday-on-loomio

expose email_preference setting to users.
add discussion link on email_preferences page
Merge pull request #1541 from loomio/fix-unread-count

fix comment count bug
Add upgrades to yesterday email
Merge pull request #1539 from loomio/cancancan

introducing: cancancan