[REFACTOR] Removed unnecessary methods from intellij.Saros

And uncommented some TODOs for when Saros was added.

Change-Id: Ifec903e26f22c94d42508bd43f83ec82564273c5
Reviewed-on: http://saros-build.imp.fu-berlin.de/gerrit/1816
Tested-by: Jenkins CI
Reviewed-by: Stefan Rossbach <srossbach@arcor.de>
Reviewed-by: Holger Schmeisky <google@schmeisky.com>