[PATCH] some cleanups

[Volker Lendecke]

On Mon, Aug 01, 2016 at 03:45:25PM +1000, Martin Schwenke wrote:
> > OK, I now understand this.  It is cross-talk between tests due to a
> > backgrounded process.  Need to figure out how to fix it...
> 
> Can you please check if the attached patch fixes the problem?

Now it failed once in tests/simple/54_ctdb_transaction_recovery.sh,
but I did not save logs from that because I wanted to see if it's
repeatable. It is not. So this fixes the problem for me, thanks!

Volker