qvm-template-commit: --offline-mode

Just a placeholder for now, to have common template-builder with Qubes
R3.

qvm-tools/qvm-template-commit

@@ -29,6 +29,9 @@ import sys
 def main():
     usage = "usage: %prog [options] <vm-name>"
     parser = OptionParser (usage)
+    parser.add_option ("--offline-mode", dest="offline_mode",
+                       action="store_true", default=False,
+                       help="Offline mode (ignored in this version)")
 
     (options, args) = parser.parse_args ()
     if (len (args) != 1):