tools/python: Libxc migration v2 infrastructure

Contains:
 * Python implementation of the libxc migration v2 records
 * Verification code for spec compliance
 * Unit tests

Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
Acked-by: Ian Campbell <Ian.Campbell@citrix.com>
CC: Ian Jackson <Ian.Jackson@eu.citrix.com>
CC: Wei Liu <wei.liu2@citrix.com>

tools/python/setup.py

@@ -43,6 +43,7 @@ setup(name            = 'xen',
       version         = '3.0',
       description     = 'Xen',
       packages        = ['xen',
+                         'xen.migration',
                          'xen.lowlevel',
                         ],
       ext_package = "xen.lowlevel",