Updated openstack/openstack
Project: openstack/tempest  344a92fd455ffc93ad440e4e04c31e2d2e3e074c
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Add bool and integer support to XML parser

XML parser always returns value of all simple types as a string.
This change makes XML parser to convert it to boolean/integer/long
value if necessary.

Change-Id: I350178ba9820dd2579cf8063f7dedb756c651ab5