Merge pull request #15 from JtotheK/master

Welcome Page and Style Overhaul
gem updates
config updates
better handling of past elements
Merge branch 'jurdoc'
upgrade to rails 4.1
better flash messages
explicit current scope
edit user link
better devise i18n
line breaks in overview description and refactoring - issue #12
i18n removing translate defaults with translated defaults - issue #14
language selection - issue #13
little scope fix
small i18n and form fixes
footer
preparations for heroku deploy
some config fixes
fixed devise sign up link - no captcha (turbolinks) and better english
mail config