Replace send_mail_with_template

We now have templated_email in core, please replace in views. (only done at 2/3 of views)

changed milestone to %2.0a2

created merge request !11 (merged) to address this issue

mentioned in merge request !11 (merged)

assigned to @yuha and unassigned @ZugBahnHof

mentioned in commit cec99432

closed via merge request !11 (merged)

reopened

changed the description

created merge request !13 (merged) to address this issue

mentioned in merge request !13 (merged)

closed via merge request !13 (merged)

mentioned in commit e6b3c6ca

added part::frontend prio::2 type::bug labels