UIMA-3935 Stop the broker if stopping all daemons.  Drop the --instances arg as --components handles all

git-svn-id: https://svn.apache.org/repos/asf/uima/sandbox/uima-ducc/trunk@1607670 13f79535-47bb-0310-9956-ffa450edef68
UIMA-3990 Bug fixes, visual clean-up.


git-svn-id: https://svn.apache.org/repos/asf/uima/sandbox/uima-ducc/trunk@1607683 13f79535-47bb-0310-9956-ffa450edef68