feature/pgtk updated (360d2d3 -> 1710fca)

[Po Lu]

oldosfan pushed a change to branch feature/pgtk.

      from  360d2d3   Merge remote-tracking branch 'origin/master' into 
feature/pgtk
      adds  ab41b1c   Fill Emacs version on about screen
      adds  dbadbb5   Tweak fancy-about-text
      adds  f14a4c3   Make package-dir-info more resilient
      adds  c585112   Update the Info documentation of Eshell's built-in 
commands
      adds  643eee8   Make pixel scrolling through images less jumpy
      adds  d3b4f83   Add IRC introduction to the ERC manual
      adds  5404973   Make help--describe-command more robust
      adds  133f9a7   Fix tty mouse wheel on window systems other than X
      adds  5d7eb29   Clarify Creating Frames documentation
      adds  7842a60   Improve before-make-frame-hook and 
after-make-frame-functions docs
      adds  8bdea76   Remove hack from seq-tests.el for broken 
`with-suppressed-warnings'
       new  1710fca   Merge remote-tracking branch 'origin/master' into 
feature/pgtk


Summary of changes:
 doc/lispref/frames.texi           |   9 +-
 doc/misc/erc.texi                 |  28 +++-
 doc/misc/eshell.texi              | 339 +++++++++++++++++++++++++++++++++++---
 lisp/emacs-lisp/package.el        |  18 +-
 lisp/frame.el                     |  11 +-
 lisp/help.el                      |   3 +-
 lisp/mwheel.el                    |   2 +-
 lisp/pixel-scroll.el              |  36 ++--
 lisp/startup.el                   |  11 +-
 test/lisp/emacs-lisp/seq-tests.el |  24 ++-
 10 files changed, 408 insertions(+), 73 deletions(-)