[Emacs-diffs] master updated (f12fcdf -> 0fc8177)

[Basil L. Contovounesios]

blc pushed a change to branch master.

      from  f12fcdf   Preserve point better in hs-hide-comment-region
       new  660d509   Use lexical-binding in button.el
       new  0fc8177   Further improve button.el support for help-echo


Summary of changes:
 doc/lispref/display.texi  | 19 +++++++---
 lisp/button.el            | 88 ++++++++++++++++++++++++-----------------------
 test/lisp/button-tests.el | 56 ++++++++++++++++++++++++++++++
 3 files changed, 115 insertions(+), 48 deletions(-)