ox: Fix Wrong type argument error with empty footnotes
commite242bc51803005cfeb68e7bf3e645d2e813f2857
authorNicolas Goaziou <n.goaziou@gmail.com>
Mon, 12 May 2014 20:18:00 +0000 (12 22:18 +0200)
committerNicolas Goaziou <n.goaziou@gmail.com>
Mon, 12 May 2014 20:18:00 +0000 (12 22:18 +0200)
treece00b019f0082fbc5ca736466a4984a27e32fa34
parentaaae4a55ca34aa913010c0c70319a854f0988834
ox: Fix Wrong type argument error with empty footnotes

* lisp/ox.el (org-export-data): Always return a string, as specified
  by the docstring.

Thanks to kuanyui for reporting it.
http://permalink.gmane.org/gmane.emacs.orgmode/86183
lisp/ox.el