master updated (b1b2f49 -> d261192)

[Glenn Morris]

gm pushed a change to branch master.

      from  b1b2f49   Fix mh-e compilation warning
      adds  5f62648   * lisp/tool-bar.el (tool-bar-position): Doc fix.
      adds  f7e6c19   Clone the frame window configuration in 'clone-frame'
      adds  30b5e0a   Add NEWS items for changes to ERC since 5.3 to 
etc/ERC-NEWS
      adds  bc94184   Small tweaks and improvements to etc/ERC-NEWS
      adds  5afa079   Add 'erc-version' and use it to display ERC version 
consistently
      adds  8865fc0   Add 'erc-bug' command for reporting ERC bugs
      adds  1100fff   * lisp/erc/erc.el: Don't error if 'erc-loaddefs' does not 
exist.
      adds  160e62a   Improve documentation and customization of 
'blink-matching-paren'
       new  aa26d3e   Merge from origin/emacs-28
      adds  b7a10b4   Backport: * lisp/net/tramp-archive.el 
(tramp-archive-autoload-file-name-handler): Scope
       new  20809e2   ; Merge from origin/emacs-28
      adds  7cb98ba   ; * src/keyboard.c (make_lispy_position): Avoid GCC 
warning.  (Bug#51076)
       new  d261192   Merge from origin/emacs-28


Summary of changes:
 doc/emacs/frames.texi |   4 +-
 etc/ERC-NEWS          | 181 +++++++++++++++++++++++++++++++++++++++++++++++++-
 etc/NEWS.28           |  76 ++-------------------
 lisp/erc/erc.el       |  35 +++++++---
 lisp/frame.el         |  31 ++++-----
 lisp/simple.el        |  28 +++++---
 lisp/tab-bar.el       |   6 +-
 lisp/tool-bar.el      |   2 +
 src/keyboard.c        |   3 +-
 9 files changed, 254 insertions(+), 112 deletions(-)