[elpa] externals/exwm updated (c719c3f -> ad90af1)

[Chris Feng]

ch11ng pushed a change to branch externals/exwm.

      from  c719c3f   Bump version to 0.17
       new  a50058b   Add Customize interface for global keys
       new  7cef432   Improve the Customize interface for simulation keys
       new  a6cfe3f   Forward keys defined in `exwm-mode-map' to Emacs by 
default
       new  ad90af1   Make `exwm-manage-ping-timeout' a user option


Summary of changes:
 exwm-core.el   |   1 +
 exwm-input.el  | 132 ++++++++++++++++++++++++++++++++++++++++++---------------
 exwm-manage.el |   6 ++-
 3 files changed, 104 insertions(+), 35 deletions(-)