[PATCH 5 of 8 py3 v3] dispatch: enforce bytes when converting boolean flags to config items

[Augie Fackler]

# HG changeset patch
# User Augie Fackler <raf at durin42.com>
# Date 1488570207 18000
#      Fri Mar 03 14:43:27 2017 -0500
# Node ID 9269a48bd35f1eaafdb00c58c6056382c6a0ba88
# Parent  aa38d91cc90fe6b4c600f0f096fe45755b383193
dispatch: enforce bytes when converting boolean flags to config items

This fixes --verbose on Python 3.

diff --git a/mercurial/dispatch.py b/mercurial/dispatch.py
--- a/mercurial/dispatch.py
+++ b/mercurial/dispatch.py
@@ -745,6 +745,8 @@ def _dispatch(req):
         if options['verbose'] or options['debug'] or options['quiet']:
             for opt in ('verbose', 'debug', 'quiet'):
                 val = str(bool(options[opt]))
+                if pycompat.ispy3:
+                    val = val.encode('latin1')
                 for ui_ in uis:
                     ui_.setconfig('ui', opt, val, '--' + opt)