Revert "Revert "Update Gemfile to work with Heroku""

This reverts commit ebb369349b9117fd623bb42ce3ea38924cc47c06.
Revert "Revert "Revert "Update Gemfile to work with Heroku"""

This reverts commit 47f60a09798d420f78370f4a35068c0b49e115ca.
Revert "Revert "Update Gemfile to work with Heroku""

This reverts commit ebb369349b9117fd623bb42ce3ea38924cc47c06.
Revert "Revert "Revert "Update Gemfile to work with Heroku"""

This reverts commit 6ac70f3e1c5b0c6e343515d38cba8bbcf1692822.
Revert "Revert "Revert "Revert "Update Gemfile to work with Heroku""""

This reverts commit 593a504596a3dc4d98205eb1ac19ecf0805ea9e5.
Revert "Revert "Revert "Update Gemfile to work with Heroku"""

This reverts commit 47f60a09798d420f78370f4a35068c0b49e115ca.
Revert "Revert "Update Gemfile to work with Heroku""

This reverts commit ebb369349b9117fd623bb42ce3ea38924cc47c06.