testing skylight.io
unneeded file
ruby and gems updated. also, move from unicorn to puma
remove exception notification
ignoring database.yml
trying to fix assets compilation when pushing to heroku
for security reasons, secret token is now per environment and is not shared or stored in the repo anymore
unneeded code
Disallow all robots
remove unused images
user always is signed in
remove skylight config
method no longer exist
upgrade ruby version