Reload pow when changing locale files
Enable I18n and make german default language
Merge branch 'master' into features/i18n

Conflicts:
	Gemfile
	Gemfile.lock
	Guardfile
	app/controllers/application_controller.rb
	config/application.rb
	config/routes.rb
Update README with upstream stuff
Add "$ bundle" to install gems
Replace ` with <code>
Move stuff to DEPLOYMENT.md
Update DEPLOYMENT.md
Merge branch 'master' into features/i18n
Add styles to missing translations
Translate mini hub
Translate "Users" link in top nav
Restrict locale to en and de
Translate existing parts
Add exclamation mark
Set default locale to "de"
Translate sign_in
Fix request specs (set locale default url option)
Re-enable Rails Footnotes gem, add i18n yaml sorter gem and use it
Use i18n yaml sorter gem