Removed Main Activity
Fixed bug with start date being off.
Can now start activity by pressing on the widget
Setup initial configuration screen
Bug with storing details in preferences - NullPointerException
Preferences are now saved
OriginConfig redundant and now removed
Fixed issue with invoice start date
Added cancel button to config screen

Setup username and password edit text fields
Implemented start up configuration screen
Merge branch 'master' into 0.1