Merge pull request #4 from tommyb67/mckGiphy

added session helper, controller, user controller and updated routes
user can search for related gifs
Merge branch 'master' into db
search and more functions work
Merge pull request #5 from tommyb67/db

added search and "more" button
Merge branch 'master' of github.com:tommyb67/gifbomb into mckGiphy