Fix missing python modules in Ceilometer
Fix missing python modules in Ceilometer

The dependencies of ceilometer packages missed
python pecan and wsme.

Change-Id: Ia0d7b8de530f42a1d84e455486fb4b66ff833914
Closes-Bug: #1668548

stackforge/kolla,nihilifer/kolla,GalenMa/kolla,openstack/kolla,rahulunair/kolla,intel-onp/kolla,nihilifer/kolla,intel-onp/kolla,coolsvap/kolla,openstack/kolla,GalenMa/kolla,mrangana/kolla,stackforge/kolla,coolsvap/kolla,mrangana/kolla,stackforge/kolla,rahulunair/kolla,coolsvap/kolla