Update glanceclient to 0.13.1

Nova change I43be05c351f901cee5509c76cff6d69f060c0b3f requires a the
latest version of python-glanceclient, specifically the code that
was added in change Ia82aa14db5f0e453010514fffb9a25d7b0fc2fd1

Change-Id: Ic69d91c23a919bb09f2af14e75fcc31c6cb6c2b0
Merge "Update glanceclient to 0.13.1"