export-back-ends: Apply changes from b692064e621acbc93876670585f8a4b0fd6a7ffa

export-back-ends: Apply changes from b692064e621acbc93876670585f8a4b0fd6a7ffa

* lisp/ox-beamer.el (org-beamer--get-label, org-beamer--frame-level,
  org-beamer--format-section, org-beamer--format-frame,
  org-beamer--format-block, org-beamer-headline): Apply changes to
  properties.
* lisp/ox-html.el (org-html-headline, org-html-link,
  org-html-section): Apply changes to properties.
* lisp/ox-icalendar.el (org-icalendar-create-uid,
  org-icalendar-blocked-headline-p, org-icalendar-entry,
  org-icalendar--valarm): Apply changes to properties.
* lisp/ox-odt.el (org-odt-headline): Apply changes
* lisp/ox-publish.el (org-publish-collect-index): Apply changes to
  properties.
* lisp/ox-texinfo.el (org-texinfo--generate-menu-list,
  org-texinfo--generate-menu-items, org-texinfo-template,
  org-texinfo-headline, org-texinfo-link): Apply changes to
  properties.
* lisp/ox.el (org-export-resolve-id-link, org-export-get-category):
  Apply changes to properties.
  (org-export-get-node-property): Update docstring.
* testing/lisp/test-ox.el: Update tests.