Add update_config.py script

So that we can upgrade forcefully all config files for
a given test, useful for automated regression testing
of virt-tests.
Signed-off-by: NLucas Meneghel Rodrigues <lmr@redhat.com>

openvswitch/update_config.py

+#!/usr/bin/python
+"""
+Populate/update config files for virt-test
+
+@copyright: Red Hat 2013
+"""
+import os, sys
+import common
+from virttest import data_dir, bootstrap
+
+test_dir = os.path.dirname(sys.modules[__name__].__file__)
+test_dir = os.path.abspath(test_dir)
+shared_dir = os.path.join(data_dir.get_root_dir(), "shared")
+
+if __name__ == "__main__":
+    bootstrap.create_config_files(test_dir, shared_dir, interactive=False,
+                                  force_update=True)

qemu/update_config.py

+#!/usr/bin/python
+"""
+Populate/update config files for virt-test
+
+@copyright: Red Hat 2013
+"""
+import os, sys
+import common
+from virttest import data_dir, bootstrap
+
+test_dir = os.path.dirname(sys.modules[__name__].__file__)
+test_dir = os.path.abspath(test_dir)
+shared_dir = os.path.join(data_dir.get_root_dir(), "shared")
+
+if __name__ == "__main__":
+    bootstrap.create_config_files(test_dir, shared_dir, interactive=False,
+                                  force_update=True)