[elpa] externals/org updated (2df9642f1d -> 1d72973efa)

[ELPA Syncer]

elpasync pushed a change to branch externals/org.

      from  2df9642f1d lisp/ob-maxima.el (org-babel-header-args:maxima): Fix 
value
       new  5a5ec1b320 lisp/org-persist.el: Do not GC orphan files when another 
Emacs is running
       new  1d72973efa org-clock-history-push: Improve docstring.  Raise error 
for illegal args


Summary of changes:
 lisp/org-clock.el   |  7 ++++++-
 lisp/org-persist.el | 53 ++++++++++++++++++++++++++++++++++++++++++++++++++---
 2 files changed, 56 insertions(+), 4 deletions(-)