Merge pull request #4 from poiyzy/update_bootstrap_sass_to_3.0

Updated bootstrap sass to 3.0
Upgrade to Rails 4
Add better_errors
Add rails_12factor
Add Ruby version
Add bin directory
Fixed Remove Icon displaying in bootstrap 3.
Merge pull request #15 from poiyzy/fix-icon-display-in-bootstarp3

Fixed Remove Icon displaying in bootstrap 3.
Bump to Ruby 2.1.1
Bump rspec and Rails
Lock database cleaner to 1.2.0
Update sass-rails
Use rspec-rails 2.99
added home page
added categories
added video search
video search
implemented front - register - and sign in page
changed controller used for session
added sign in page and routes