headerBuilder was looking for 'td' elements, but header now uses 'th' for a11y concerns. Fixes #4962.
headerBuilder was looking for 'td' elements, but header now uses 'th' for a11y concerns. Fixes #4962.

git-svn-id: ee6e786acc44c9cca5ee17c71a5576c45c210361@11305 560b804f-0ae3-0310-86f3-f6aa0a117693

redaktor/deliteful