* Detect comment separators at the end of comments too
* Consider TemplateStyles associated with ignored templates
This unexpectedly improves a lot of cases other than T313097 too,
mostly where <br> or {{outdent}} was used within a paragraph:
splitting comments that were previously jumbled together, or restoring
content that was previously ignored for apps / notifications.
Bug: T313097
Change-Id: I9b2ef6b760f2ffd97141ad7000f70919aeab7803
* We don't need it anywhere in JS, since we're not sending that HTML
to Parsoid.
* We only need it on the nodes directly containing our reply lines in
PHP, not all over the place.
Change-Id: I0a04388225f32654dda2f599442cd27a303b5d0a
