allow admins to manage template sent records
put exception notifier back in
Merge pull request #1063 from loomio/put-exception-notifier-backl

put exception notifier back in
Merge pull request #1061 from loomio/add-emails-sent-to-admin

allow admins to manage template sent records
remove motion previews and use sparklines
Merge pull request #1017 from loomio/feature/kill-preview

Feature/kill preview
add boundscale
fix leave group error
Fix MembershipRequested notifications from visitors
Merge pull request #1066 from loomio/bug/leave-group

Fix leave group error
add social media links
Merge pull request #1067 from loomio/social-media-links

Add social media links to contact page
segmentio helper added
link to membership requests from notification item
Merge pull request #1070 from loomio/segmentio

[QA'ing] segmentio
reduce overhead of checking abilities
Merge pull request #1065 from loomio/bug/membership-request-notification

[QA'ed but changes made!] Bug/membership request notification
Merge pull request #1072 from loomio/perf-abilities

[CR done] reduce overhead of checking abilities
Some commit conflicts, new print-button feature