Fixed the hardware back button for Androids.
Removed test data, and changed the way it loads the main page after completion
and when finish later is clicked.
Fix for history page when pressing back, saved the wrong object.
Added functionality to push the email address to the log and set the trip as processed.
Modified the tripExpenses to look differently depending on which page it came from.
Added functionality to display the last entered email address for the user to be able to click on.