Fixes to the SolarisISCSI Driver
Fixes to the SolarisISCSI Driver

Even when the san_is_local config option was set to false, the
SolarisISCSIDriver's _execute method was accidentally set to
util.execute by the VolumeDriver's __init__ method.

Fix bug 1053041

Change-Id: Ifd8436874759d75633da3dbbfa01bd99f979ddea

NewpTone/stacklab-nova,paulmathews/nova,savi-dev/nova,NewpTone/stacklab-nova,savi-dev/nova,NewpTone/stacklab-nova,savi-dev/nova,paulmathews/nova,paulmathews/nova