Added rufus_mnemo gem and initializer to randomize the mnemo syllable
array with seed.
Adding rails-settings-cached gem.
Used generator to create settings and migration.
Changed to non-cached setting to fix rails 4 bug.
Added App.random_name and before_validation generate_name_if_empty.
When requesting new subdomain/ip association, app name is now optional.
Merge branch 'master' of github.com:mikexstudios/dokkuapp.com