changed gemfile to reference the gems directly from github
added some styling to handle views of encrypted and decrypted posts side by side
moved all the crypto from the posts controller to the posts model as callbacks
moved the keyziio user created from the registrations controller to a user model callback
refactored the Keyziio Agent create from inline in each controller to an initializer and a secret in secrets.yml
dropped the encrypted_content column - and converted content to bytea.  Updated methods and views to work with :content