[PATCH 06 of 18] configitems: register the 'server.compressionengines' config

[Pierre-Yves David]

# HG changeset patch
# User Pierre-Yves David <pierre-yves.david at octobus.net>
# Date 1498787048 -7200
#      Fri Jun 30 03:44:08 2017 +0200
# Node ID 75bd0a2260dfce50ae11c0f3edade960a4ce08e9
# Parent  a1b9fd082ef5feb517da5df79f148774c1ca17e3
# EXP-Topic config.register.server
# Available At https://www.mercurial-scm.org/repo/users/marmoute/mercurial/
#              hg pull https://www.mercurial-scm.org/repo/users/marmoute/mercurial/ -r 75bd0a2260df
configitems: register the 'server.compressionengines' config

diff --git a/mercurial/configitems.py b/mercurial/configitems.py
--- a/mercurial/configitems.py
+++ b/mercurial/configitems.py
@@ -113,6 +113,9 @@ coreconfigitem('server', 'bundle1',
 coreconfigitem('server', 'bundle1gd',
     default=None,
 )
+coreconfigitem('server', 'compressionengines',
+    default=list,
+)
 coreconfigitem('ui', 'clonebundleprefers',
     default=list,
 )