Extract methods to improve flog score of TopicView
Generate avatars with transparent background

Generate avatars with transparent background (for .png images) or with white background (for others).
Replace Clockwork with Sidetiq
Finish renaming blocked emails to screen emails
Merge pull request #1328 from abbat/patch-1

Generate avatars with transparent background
FIX: performance regression on activity streams
Merge pull request #1317 from novemberkilo/master

Extract methods to improve flog score of TopicView
Merge pull request #1309 from stephankaag/sidetiq

Replace Clockwork with Sidetiq
Merge pull request #1331 from ZogStriP/fix-avatars-on-activity-stream

FIX: performance regression on activity streams
make code climate a bit happier
minor refactoring
Fix url not to be nil
extract method
Refactoring the feature_topic_users method to improve
the code climate score.
removing Guardfile, we no longer use is and rake autospec covers everything it used to do.
use sigterm as opposed to hup, cause spork was not handling the hup correctly
Merge pull request #1333 from fabianoleittes/fix_type_url

Fix url not to be nil
Merge pull request #1322 from bhicks/refactor-feature-topic-users

Refactoring the feature_topic_users method
override search term length for topic id spec
Keep up with the en locale.