organize imports tests

Change-Id: I342f12e6f7fcceecf9487df23533183685683c35
issue 1: automatic imports do not work when there is no existing import 

http://github.com/LorenzoBettini/xtraitj/issues/issue/1

Closes #1

Change-Id: I5e2fd6ebba49c8895605d4fe79bbd05a11a7b89e