Display expire delay in reset password

Same as #10906 (closed) but for web user. Also the email template should use i18n of Genshi.

assigned to @ced

added type::behavior web-user + 1 deleted label

added 1 deleted label and removed 1 deleted label

New review382501002 at https://codereview.tryton.org/382501002/#ps385031002

New changeset da6317af93ea by Cédric Krier in branch 'default':
Add expire delay in reset password email
https://hg.tryton.org/modules/web_user/rev/da6317af93ea

added 1 deleted label and removed 1 deleted label

closed

New changeset 725546825c95 by Cédric Krier in branch 'default':
Add expire delay in reset password email
https://hg.tryton.org/tryton-env/rev/725546825c95