(cherry picked from commit 405df657)

(cherry picked from commit 14f510ae)

Improved comments.

XRENDERING-721: Content of script tags should be ignored to avoid additional content being saved (#272)

* Accept figures where the image is nested inside a link as image
  figures.
* Allow XWiki syntax rendering to produce nested links to allow links in
  captions of images that are wrapped inside a link.
* Introduce a new XWiki20XWikiGeneratorListener to handle the
  transformation to figures during XWiki syntax parsing.
* Store the image label in a parameter to transfer it from the link
  parser to the main parser.
* Add tests.

(cherry picked from commit 23d8fe8f)

XRENDERING-712: annotated xhtml Inline macro following inline parameters can be lost when rendered in xwiki syntax (#259)

* Use the existing ignore rules to determine when to ignore a macro.
* Add tests.

Co-authored-by: Michael Hamann <michael.hamann@xwiki.com>
(cherry picked from commit e1d0feed)

* Add an integration test to prevent regressions (actual fix is in
  xwiki-commons, issue XCOMMONS-2688).

(cherry picked from commit e29979d0)

* Delay executing transformations in the footnote content.
* Properly handle nested footnote/putFootnotes macros.
* Adjust tests
* Add a new test for referencing content outside the footnote macro

(cherry picked from commit 774f92e9)

(cherry picked from commit fec281eb)