Add basic comments mailer
Remove unneeded includes
Add after_save observer for comments
Fix comment mailer test

Turns out the includes are actually required. (2844e1a)
Fix hound suggestions
Fix failing tests
Add comment notification toggle to user profile
Add observer to observer list

Without adding the observer to the observer list, the comment creation
is not being observed.
Fix law of demeter warning

The law of demeter states that an object should only know about its
closest relatives. Don't call methods through other methods.
Fix failing observer test (removed it)
refactor social share privacy buttons to use fontawesome and use less space
add help button, move popups away
change index.html to show how to use the social share bar
work in progress
stop the share buttons from randomly moving around
Merge pull request #973 from BiteKollektiv/add-comments-mailer

Add comments mailer
Merge pull request #975 from BiteKollektiv/font-awesomify-social-share

Font awesomify social share
small email fixes
HOTFIX - fix #976 - category content is now only exclusive when no search terms were sent
Merge branch 'master' into develop