vimperator patch: ":dialog addon -> :dialog addo"

vimperator dialog command, short arg text

diff -r cd6428c447f7 common/content/liberator.js
--- a/common/content/liberator.js	Wed Nov 25 23:44:35 2009 +0100
+++ b/common/content/liberator.js	Fri Nov 27 17:19:47 2009 +0900
@@ -1275,7 +1275,7 @@
                     let dialogs = config.dialogs;
 
                     for (let [, dialog] in Iterator(dialogs)) {
-                        if (util.compareIgnoreCase(arg, dialog[0]) == 0) {
+                        if (dialog[0].indexOf(arg) == 0) {
                             dialog[2]();
                             return;
                         }