fix tutorials link on footer and update coc layout
remove dup social media links
find_or_create_by is deprecated. fix!
Switch to Puma.
Add Puma config.
Merge pull request #94 from codebar/switch-to-puma

Switch to Puma.
Update Procfile to match Heroku docs.
fix html indentation, shouldn't be nested under ul
on only put description in paragraph
wrap in span
food!
course email and invitation
Merge pull request #95 from codebar/course-invitation-and-email

Course invitation and email
show other upcoming events and tweak email
remove previous sponsor logo!
make this upcoming rather than Other
update feedback rake task title
fix failing specs
Merge pull request #96 from codebar/fix-specs

Fix specs