Excessive log was deleted
Excessive log was deleted

Python-swiftclient which is used in integration tests writes a lot of unnecessary logs.
Now python-swiftclient does not write these unnecessary logs.

Change-Id: I72688577e337cff612d984f4533a842f0f7d0f7d

zhujzhuo/Sahara,citrix-openstack-build/sahara,zhangjunli177/sahara,crobby/sahara,zhangjunli177/sahara,matips/iosr-2015,henaras/sahara,zhujzhuo/Sahara,openstack/sahara,zhangjunli177/sahara,esikachev/sahara-backup,citrix-openstack-build/sahara,ekasitk/sahara,tellesnobrega/storm_plugin,bigfootproject/sahara,matips/iosr-2015,esikachev/sahara-backup,keedio/sahara,keedio/sahara,esikachev/scenario,henaras/sahara,crobby/sahara,egafford/sahara,crobby/sahara,mapr/sahara,henaras/sahara,egafford/sahara,bigfootproject/sahara,openstack/sahara,keedio/sahara,redhat-openstack/sahara,esikachev/scenario,tellesnobrega/sahara,tellesnobrega/storm_plugin,mapr/sahara,ekasitk/sahara,tellesnobrega/storm_plugin,xme1226/sahara,zhujzhuo/Sahara,matips/iosr-2015,ekasitk/sahara,redhat-openstack/sahara,esikachev/scenario,citrix-openstack-build/sahara,bigfootproject/sahara,xme1226/sahara,esikachev/sahara-backup,xme1226/sahara,mapr/sahara,redhat-openstack/sahara,tellesnobrega/sahara