New UI, social sign in buttons.
Merge pull request #1 from benlakey/controllers_v3

Controllers v3
Merge branch 'master' of github.com:benlakey/monthly_finance into forms
Merge branch 'master' into forms
UI updates, move text to localization file
First pass at incomes landing page
Drop bootstrap assets and pull them in via gem. Update simple_form.
UI tweaks
First pass at new income form