master updated (fbf361f -> 0c51c1b5)

[Po Lu]

oldosfan pushed a change to branch master.

      from  fbf361f   Allow terminating page loading operations in webkit 
xwidgets
       new  487ec3c   Add support for event processing via XInput 2
       new  0c51c1b5  Expose pixel-wise wheel events to Lisp


Summary of changes:
 configure.ac              |   22 +
 doc/lispref/commands.texi |   13 +-
 etc/NEWS                  |   17 +
 lisp/mwheel.el            |   66 ++-
 src/Makefile.in           |    7 +-
 src/gtkutil.c             |   72 ++-
 src/gtkutil.h             |    4 +
 src/keyboard.c            |    6 +-
 src/termhooks.h           |    5 +-
 src/xfns.c                |   51 ++
 src/xmenu.c               |    4 +
 src/xterm.c               | 1126 ++++++++++++++++++++++++++++++++++++++++++++-
 src/xterm.h               |   44 ++
 13 files changed, 1413 insertions(+), 24 deletions(-)