[elpa] externals/org updated (0254854eea -> 4ce2ad4eb1)

[ELPA Syncer]

elpasync pushed a change to branch externals/org.

      from  0254854eea lisp/ol.el (org-link-open): Use let-bound :follow 
function
       new  2da9253e7d doc/org-manual.org: Clarify context of evaluation code 
block references
       new  490260ceb8 orgcard.tex: Allow correct rendering in PDF format and 
US letter page size
       new  4ce2ad4eb1 lisp/org.el (org-agenda-files): Avoid duplicates


Summary of changes:
 doc/org-manual.org |  8 +++++---
 doc/orgcard.tex    | 19 ++++++++++---------
 lisp/org.el        |  2 +-
 3 files changed, 16 insertions(+), 13 deletions(-)