[NOP] Ran "Format" and "Clean-Up..." on Saros project (without ext-src)

Additionally removed unused field from "FeedbackDialog" (lost its last
reference after Clean-Up).

Change-Id: I406057086c2c8bc144ff70166a5debcd51e1aa43
Reviewed-on: http://saros-build.imp.fu-berlin.de/gerrit/1302
Tested-by: Jenkins CI
Reviewed-by: Stefan Rossbach <srossbach@arcor.de>