Remus: use imqebt instead of ebtables

I added a standalone IMQ-aware ebtables version in the initial Remus
submission, but forgot to actually activate it. This fixes that
oversight.

Signed-off-by: Brendan Cully <brendan@cs.ubc.ca>

tools/remus/remus

@@ -199,8 +199,8 @@ class Netbuffer(BufferedDevice):
         for mod in ['sch_queue', 'imq', 'ebt_imq']:
             util.runcmd(['modprobe', mod])
         util.runcmd("ip link set %s up" % (imqdev))
-        util.runcmd("ebtables -F FORWARD")
-        util.runcmd("ebtables -A FORWARD -i %s -j imq --todev %s" % (vid, imqdev))
+        util.runcmd("%s -F FORWARD" % (imqebt))
+        util.runcmd("%s -A FORWARD -i %s -j imq --todev %s" % (imqebt, vid, imqdev))
 
         return imqdev