changing conductor logging levels
changing conductor logging levels

Running conductor in a log level below debug needs a little more
info to know what the instance id is from the log messages.

Change-Id: Ie657d480282b4fb1702827ebe5007e0d2ca9a0cc
Closes-Bug: #1306805

changsimon/trove,zhangg/trove,cp16net/trove,cp16net/trove,changsimon/trove,openstack/trove,hplustree/trove,changsimon/trove,zhangg/trove,fabian4/trove,hplustree/trove,redhat-openstack/trove,fabian4/trove,mmasaki/trove,zhujzhuo/openstack-trove,redhat-openstack/trove,zhujzhuo/openstack-trove,redhat-openstack/trove,mmasaki/trove,fabian4/trove,mmasaki/trove,cp16net/trove,zhujzhuo/openstack-trove,openstack/trove