email: Tolerate parentheses in display names.

* email/email.scm (define-atom-pattern): Support customization of the
atext pattern as well.
(define-phrase-pattern): New macro.
(obs-phrase): Define using define-phrase-pattern.
(liberal-atext, liberal-cfws-captured-atom,
liberal-cfws-captured-word, liberal-phrase): New patterns.
(display-name): Use liberal-phrase instead of phrase.
* tests/email.scm ("tolerate email addresses with parentheses in
name"): New test.

0 files changed, 0 insertions, 0 deletions