[master] minor editorial fix I happened to notice. So minor, so directly

pushing.

ChangeLog

@@ -1,7 +1,7 @@
 273.    [func]		vorner
 	It is possible to specify ACL for the xfrout module. It is in the ACL
 	configuration key and has the usual ACL syntax. It currently supports
-	only the source address currently. Default ACL accepts everything.
+	only the source address. Default ACL accepts everything.
 	(Trac #772, git 50070c824270d5da1db0b716db73b726d458e9f7)
 
 272.	[func]		jinmei