fix wrong desciption of monkey_patch config

The corrent desciption should be 'Enable monkey patching'

Change-Id: I1ef14be75c1e46fa703bc8da1a68487e16ebd035
Closes-Bug: #1226190
Fixes call VolumeNotFound in the invalid argument

A mapping key of 'volume_id' is ignored when we use the non keyword
argument. Thus information in 'volume_id' is lost.  Similarly, in the
case of exception.SnapshotNotFound, information in 'snapshot_id' is
lost.

Change-Id: I1a704cc1866ad9b0d9578e16e77c376a77ea5b3e
Closes-Bug: #1226442
Merge "Fixes call VolumeNotFound in the invalid argument"
Merge "fix wrong desciption of monkey_patch config"