{{Request redirection of all mail from the source to the target, specifying on
which nodes this redirection should be applied.}}
-val alias = \user -> \email -> aliasPrim (userSource user) (addressTarget email);
+val emailAlias = \user -> \email -> aliasPrim (userSource user) (addressTarget email);
{{Redirect mail for the user at the current domain to the e-mail address.}}
val aliasMulti = \user -> \emails -> aliasPrim (userSource user) (addressesTarget emails);
{{Redirect mail for the user at the current domain to all of the e-mail