CTAN Update: l3kernel + l3packages + l3experimental

[CTAN Announcements]

The LaTeX Team  submitted an update to the

       l3kernel + l3packages + l3experimental

bundles.

Version:  2017-07-15
License:  lppl1.3c

Summary description:  LaTeX3 programming conventions

Announcement text:
----------------------------------------------------------------------

 Release 2017-07-15

 - New \hbox_set_to_wd:Nnw and \vbox_set_to_ht:Nnw functions

 - Revised l3file module to give better defined
   path/file/extension split

 - New experimental functions in l3file: \file_input_stop:,
   \file_get_mdfive_hash:nN, \file_get_size:nN and
   \file_get_timestamp:nN; currently XeTeX does not support
   getting file size/timestamp

 - New experimental \mode_leave_vertical: as a code-level
   equivalent of \leavevmode

 - New experimental support for shell escape in l3sys module

 - New mechanism for checking variable declarations locally:
   see option "enable-debug" and
   \debug_check_declarations_(on|off):

 - More invalid regex patterns trapped with warning

 - More regex documentation examples

 - Bug fix for \tl_mixed_case:n(n) with pdfTeX when the first
   character is outside the ASCII range

 - Fix nesting of selective setting in l3keys

----------------------------------------------------------------------

The packages’ Catalogue entries can be viewed at
   https://ctan.org/pkg/l3kernel
   https://ctan.org/pkg/l3packages
   https://ctan.org/pkg/l3experimental

The packages’ files themselves can be inspected at
   http://mirror.ctan.org/macros/latex/contrib/l3kernel/
   http://mirror.ctan.org/macros/latex/contrib/l3packages/
   http://mirror.ctan.org/macros/latex/contrib/l3experimental/

------------------------------------------------------------------------

   Thanks for the upload.

     For the CTAN Team
    Petra Rübe-Pugliese

------------------------------------------------------------------------

We are supported by the TeX users groups.
Please join a users group; see https://www.tug.org/usergroups.html .