Improve numbers view and add (basic) success screen
fetch fields in base and pass it to child views, fix #24
Keep in/out state in add field overlay, fix #22
Use input[type=date] instead of text input's
Fix bug, where no income column was displayed, when there where no income fields
Simplify field collection sorting by date
Improve markup and css
Display fields by month/quarter
Merge branch 'develop'