created attachments
added pg
localized sqlite3 gem dependency
trying to fix heroku deployment
cleanup for the old field :type
adding a gem for heroku and removing a reference to deleted type field from erb file
Added presence fields validation for model classes.
Added presence validation tests
Changed presence validation tests
readme file edits.
environment configuration for rspec to run.
Initial authentication with devise commit
Routes improvement
Routes improvement
Routes improvement
MIgrations fix
Sqlite db commit for testing purposes