* lisp/org-clock.el (org-clock-in):
(org-clock-find-position):
(org-clock-out):
* lisp/org.el (org-add-planning-info):
(org-scan-tags):
(org-global-tags-completion-table):
(org-make-tags-matcher):
(org-tags-expand):
(org--property-local-values):
(org-read-date-analyze):
(org-revert-all-org-buffers):
(org-beginning-of-line): Make sure that we inherit invisible state
when inserting text.
(org-sort-entries): Preserve invisible state after replace-match.

(org-log-beginning): Do not try to move by visible lines.

* lisp/org-macs.el (org-preserve-local-variables): Do not try to
preserve overlays.
* lisp/ox.el (org-export--generate-copy-script): Preserve folding
properties in export buffer.
* testing/lisp/test-ob.el (test-ob/preserve-results-indentation): Fix
test failure.
* testing/lisp/test-org.el (test-org/meta-return):
(test-org/custom-properties): Use new folding.
---
 lisp/org-clock.el        | 116 ++++----
 lisp/org-macs.el         |  12 +-
 lisp/org.el              | 560 ++++++++++++++++++++-------------------
 lisp/ox.el               |   4 +-
 testing/lisp/test-ob.el  |  12 +-
 testing/lisp/test-org.el |   3 +
 6 files changed, 367 insertions(+), 340 deletions(-)