doc/po(self-links): follow-ups

Signed-off-by: intrigeri <intrigeri@boum.org>

doc/plugins/po.mdwn

@@ -265,9 +265,20 @@ good reason for that to be done? --[[Joey]]
 > The commit 0113c69d4fb in my po branch might fix this. --[[intrigeri]]
 
 >> It may fix it in passing, but shouldn't it also be fixed for the other
->> `po_link_to` styles? (Also, if `mybestlink` is going to always 
+>> `po_link_to` styles?
->> just return `bestlink` in this case, there seems no reason to inject
+
->> it.) --[[Joey]]
+>>> Other `po_link_to` styles already work ok: say there is
+>>> a \[[dest]] link on a page called `dest`. When rendering
+>>> `dest.LL`, `mybestlink` returns `dest.LL`, and `htmllink` is then
+>>> able to detect, and manage correctly, that it is a self-link.
+>>> --[[intrigeri]]
+
+>> (Also, if `mybestlink` is going to always just return `bestlink` in
+>> this case, there seems no reason to inject it.) --[[Joey]]
+
+>>> Right. Commit cdc3576c8d1efb2 in my po branch prevents
+>>> `mybestlink` to be injected when `po_link_to` is
+>>> `default`. --[[intrigeri]]
 
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