Store the TodaySettings collection with the favourites
TodaySettings collection, options to enable/disable each card

Default settings are also stored in this module.
Test each setting before initialising the Today view cards
Basic Edit view with context button for settings / save

Acutally we save the changes whenever the user edits a setting, the
check in the corner just returns to the menu. Need to make sure this is
a good pattern before changing.
Styling and reworded some settings
Added RiverStatus to settings, restyled, reworded, reordered.
Removed a console.log
Added a brief section on Today cards settings
Merge pull request #38 from ox-it/today-configuration

Today configuration