Properly implement fromproperty markup handing in the pdftitle header field (issue 6447052)

[dak]

http://codereview.appspot.com/6447052/diff/1/scm/markup.scm
File scm/markup.scm (right):

http://codereview.appspot.com/6447052/diff/1/scm/markup.scm#newcode82
scm/markup.scm:82: (define-public (markup->string props m)
This changes the interface of a public function in an incompatible
manner.

This will break existing code like in
<URL:http://lists.gnu.org/archive/html/lilypond-user/2012-04/msg00531.html>.

Please try using an optional argument "props" instead, retaining the old
behavior if it is not given.

http://codereview.appspot.com/6447052/