Upgrade Shaker create_server timeout
Upgrade Shaker create_server timeout

It ends after a little bit more than 3 minutes in Apex [1].
It increases to 5 minutes like Cloudify.

[1] http://artifacts.opnfv.org/logs/functest/lf-pod1/2018-07-30_11-30-01/functest.log

Change-Id: I8362034107e694ddd5a1e4a1f9e11362100d7cb0
Signed-off-by: Cédric Ollivier <d48310251a4a484d041bc5d09a9ac4d86d20f793@orange.com>

opnfv/functest,opnfv/functest