added debug line -- shown only in dev environment
added 'profile page' test in user_pages_spec.rb. NOT YET using factories for dummy data.
Added use of factories. ':user' now populated with dummy data from factories.rb
Created gravitar_for helper in users_helper.rb, and added use of gravitar_for in show.html.erb.
html & scss for sidebar.
created test, created form in new.html.erb, created 'new' action in users_controller.rb, get the 2 tests to pass, update scss.
strong parameters in the create action.
in users_controller.rb
signup page, with testing for valid data, completed.
Flash messages added to give user feedback on successful signup (or error msgs).
Add SSL in production