The User can save a trip

[john-dulaney]

Expectation	Save
GIVEN	The user is using the trip build feature
WHEN	The user wishes to save the contents and select options of the current trip
THEN	The user will click a Save button and be presented with an overview of their saved trip.

Expectation	dashboard
GIVEN	The user is viewing their dashboard
WHEN	The user looks with their eyes
THEN	The users 4 most recent saved trips will be displayed.