[elpa] externals/org updated (884a345 -> 9014577)

[ELPA Syncer]

elpasync pushed a change to branch externals/org.

      from  884a345   Merge branch 'maint'
       new  ac8c009   lisp/ob-R.el: Fix session output with substrings matching 
prompts
       new  c033814   test-ob-R.el: add tests for output with substrings 
matching prompt
       new  9014577   test-ob-R.el: add tests for how NA values are printed


Summary of changes:
 lisp/ob-R.el              | 12 ++++++-----
 testing/lisp/test-ob-R.el | 55 +++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 62 insertions(+), 5 deletions(-)