Add more INFO logging to ironic/common/service.py
Add more INFO logging to ironic/common/service.py

Change-Id: I60b0a33ce98f8b614a00af0c8cc5f27043bf022a
Partial-Bug: #1273856

SauloAislan/ironic,debayanray/ironic_backup,pshchelo/ironic,devananda/ironic,rackerlabs/ironic,naototty/vagrant-lxc-ironic,supermari0/ironic,ionutbalutoiu/ironic,rdo-management/ironic,bacaldwell/ironic,faizan-barmawer/openstack_ironic,pshchelo/ironic,openstack/ironic,naototty/vagrant-lxc-ironic,Tehsmash/ironic,hpproliant/ironic,naterh/ironic,NaohiroTamura/ironic,NaohiroTamura/ironic,ramineni/myironic,froyobin/ironic,openstack/ironic,Tan0/ironic,dims/ironic,SauloAislan/ironic,redhat-openstack/ironic,dims/ironic,ionutbalutoiu/ironic,bacaldwell/ironic