[INTERNAL] changed visibility of public enabled field

Changed the enabled field to private and renamed the
unused setPause method to setEnabled.

Also removed parts of the class description as it does not
describe the class but the further processing of the data that this
class is delivering.

Change-Id: I6c9f2f709f600f5113f5da98ac0390801c9d7d21
Reviewed-on: http://saros-build.imp.fu-berlin.de/gerrit/1399
Tested-by: Jenkins CI
Reviewed-by: Stefan Rossbach <srossbach@arcor.de>