[elpa] externals/org updated (d5a52be0a5 -> 5766ddd758)

[ELPA Syncer]

elpasync pushed a change to branch externals/org.

      from  d5a52be0a5 org-fold-core: Remove 
`org-fold-core-first-unfold-functions'
       new  61d85bcdb3 ox-latex: Refactor `org-latex-src-block'
       new  40c559ac3d ox-latex: Refactor `org-latex-inline-src-block'
       new  ca91473639 ox-latex: More versitile option construction
       new  d30738b786 ox-latex: Introduce "engraved" code highlighting
       new  bbba45a07f ox-latex: Don't use `length' to get string width
       new  e07b89c31c ox-latex: Refactor source block transcode fun sigs
       new  b4e4b3c502 ox-latex: Replace `org-latex-listings'
       new  a16e208938 ox-latex: Support setting the engraved theme
       new  4d5805755c ox-latex: Support setting engraved theme per-block
       new  af4ca40eae ox-latex: Fix %-captions in minted/engraved code
       new  faa5c1887c ox-latex: Support mathescape'd code with engraved
       new  2cb62c0798 news and manual: Mention ox-latex's engraved code
       new  5766ddd758 ox-latex: Prefix lst: to source block labels


Summary of changes:
 doc/org-manual.org      |  29 +-
 etc/ORG-NEWS            |  18 +
 lisp/org-compat.el      |   2 +
 lisp/ox-beamer.el       |   6 +
 lisp/ox-latex.el        | 909 +++++++++++++++++++++++++++++++++++-------------
 testing/lisp/test-ox.el |   2 +-
 6 files changed, 719 insertions(+), 247 deletions(-)