Cleanup stack/unstack

* whitespace and comment cleanups only

Change-Id: I31b3057657bb3bc5c4e085886ef6ac561967706f
diff --git a/unstack.sh b/unstack.sh
index 879f842..641d34e 100755
--- a/unstack.sh
+++ b/unstack.sh
@@ -1,5 +1,7 @@
 #!/usr/bin/env bash
-#
+
+# **unstack.sh**
+
 # Stops that which is started by ``stack.sh`` (mostly)
 # mysql and rabbit are left running as OpenStack code refreshes
 # do not require them to be restarted.