Reverted removal of GOPTS line used by onos-group.

Change-Id: I8fd5a2903a239d5ba5f16530ecaaa00ef6e7f9e6
diff --git a/tools/test/bin/ogroup-opts b/tools/test/bin/ogroup-opts
index 3b4248c..93de5e0 100644
--- a/tools/test/bin/ogroup-opts
+++ b/tools/test/bin/ogroup-opts
@@ -1,9 +1,11 @@
+# Options read by onos-group for help message formatting and sanity checks.
+GOPTS='install kill patch-vm push-keys uninstall'
 
 # Tab completion settings for onos-group.
 function _ogroup-opts () {
   local cur=${COMP_WORDS[COMP_CWORD]}
   if [ $COMP_CWORD -eq 1 ]; then
-    COMPREPLY=( $( compgen -W "install kill patch-vm push-keys uninstall help" -- $cur ) )
+    COMPREPLY=( $( compgen -W "${GOPTS} help" -- $cur ) )
   fi
 }