Stop overriding the date field in the post of the maintenance edit.
Fixing the date_time_form_template to pull in the date values from the form correctly.
Changing the label in the edit gasoline purchase from oil change to gasoline purchase.
Need to edit and delete trips.

Still need to fix the copying of data to the fields when the form fails to commit.
Cleaning up the date fields on the create/edit trip forms.
Hiding the edit buttons when viewing a report view.
Adding car to the context value.
Merge branch 'master' into rerobins_dev
Fixing the back buttons on all of the maintenance forms.