added gem hirb & wirble for better console output
added gem devise
added gem FactoryGirl
seeds: added default user
application helper: added current controller & current action helpers
application layout: added sign-up/sign-in/sign-out links to navigation
simple form: changed collection_label_methods config
generators: typos
added gem rails-i18n and configured to load en & cs locale
application layout: header, footer, sidebar & messages separated to partials
application layout: javascripts moved to header
bootstrap: fixed variables
bootstrap: fixed rails datetime_select & date_select width
added gem kaminari
added gem select2-rails
temporary disabled usage of gem select2-rails until it's Rails 4 ready

select2 assets moved directly to lib/assets
fixed behavior of disabled select2 selectboxes
application stylesheet: don't use manifest to load stylesheet files and load them manually by Sass
reorganized Gemfile