Minor cleanup in some of the shell scripts in the "tools" directory.
No functional changes.

 * Description header formatting
 * Added missing new line at the end of a file
 * Removed extra new lines at the end of a file
diff --git a/tools/test/bin/onos-service b/tools/test/bin/onos-service
index d148f67..1c62ae8 100755
--- a/tools/test/bin/onos-service
+++ b/tools/test/bin/onos-service
@@ -1,9 +1,9 @@
 #!/bin/bash
-#-------------------------------------------------------------------------------
+# -----------------------------------------------------------------------------
 # Remotely administers the ONOS service on the specified node.
-#-------------------------------------------------------------------------------
+# -----------------------------------------------------------------------------
 
 [ ! -d "$ONOS_ROOT" ] && echo "ONOS_ROOT is not defined" >&2 && exit 1
 . $ONOS_ROOT/tools/build/envDefaults
 
-ssh $ONOS_USER@${1:-$OCI} "sudo service onos ${2:-status}"
\ No newline at end of file
+ssh $ONOS_USER@${1:-$OCI} "sudo service onos ${2:-status}"