[XM] Remove unused imports.

From: Kazuo Moriwaka <moriwaka@gmail.com>
Signed-off-by: Keir Fraser <keir@xensource.com>

tools/python/xen/xm/cfgbootpolicy.py

@@ -22,8 +22,6 @@ import sys
 import traceback
 import tempfile
 import os, stat
-import re
-import commands
 import shutil
 import string
 from xen.util.security import ACMError, err

tools/python/xen/xm/create.py

@@ -21,11 +21,8 @@
 """
 import os
 import os.path
-import string
 import sys
 import socket
-import commands
-import time
 import re
 import xmlrpclib
 

tools/python/xen/xm/dumppolicy.py

@@ -19,10 +19,6 @@
 """
 import sys
 import traceback
-import os
-import commands
-import shutil
-import string
 from xen.util.security import ACMError, err, dump_policy
 
 

tools/python/xen/xm/labels.py

@@ -20,9 +20,6 @@
 """
 import sys
 import traceback
-import os
-import commands
-import shutil
 import string
 from xen.util.security import ACMError, err, list_labels, active_policy
 from xen.util.security import vm_label_re, res_label_re, all_label_re

tools/python/xen/xm/loadpolicy.py

@@ -20,10 +20,6 @@
 """
 import sys
 import traceback
-import os
-import commands
-import shutil
-import string
 from xen.util.security import ACMError, err, load_policy
 
 

tools/python/xen/xm/makepolicy.py

@@ -19,10 +19,6 @@
 """
 import sys
 import traceback
-import os
-import commands
-import shutil
-import string
 from xen.util.security import ACMError, err, make_policy
 
 

tools/python/xen/xm/shutdown.py

@@ -17,8 +17,6 @@
 
 """Domain shutdown.
 """
-import string
-import sys
 import time
 
 from xen.xend.XendClient import server