Sleep before checking output file in config tests
Sleep before checking output file in config tests

Jenkins seems to have trouble finding contents in the files every now
and then. This might fix it.

refs: #1217, #1266

Signed-off-by: Olivier Mehani <9858fe98d2c7f5f35e0d2a08f134cfc58afd42d3@nicta.com.au>

mytestbed/oml,lees0414/EUproject,lees0414/EUproject,lees0414/EUproject,lees0414/EUproject,alco90/soml,alco90/soml,mytestbed/oml,alco90/soml,mytestbed/oml,mytestbed/oml,alco90/soml,alco90/soml,mytestbed/oml,lees0414/EUproject