feed titles now prefixed with SiteSetting.title
feed titles get translations of "Topics"
RSS title element is SiteSetting.title + translated filter description
Add regular notification level into topic_view_serializer for the user who enter the new topic
Add scripts that automate the where(...).first to find_by(...)refactoring.
Perform the where(...).first to find_by(...) refactoring.

This refactoring was automated using the command: bundle exec "ruby refactorings/where_dot_first_to_find_by/app.rb"
Remove scripts that automate the where(...).first to find_by(...)refactoring.

This reverts commit f1369e4503256fde9854a0c2f310bc824a3ee9f2.
Force Travis to run tests.
minor copyedit
FIX: @mentions should not be processed within links
don't color mobile topic map numbers
Remove uneeded hack
Remove sidekiq-failures, use logster instead
logster integration (in production as well)
mini profiler too chatty
More logging, less problems
some color fixes, general consistency
Merge pull request #2319 from awesomerobot/master

some color fixes, general consistency
A new logster, that gets rid of a pile of 404s being logged as fatal errors.
fix inconsistency with bookmark icon label under post

the bookmark icon under post should follow style from other
icons - downcased, no ending dot