[PATCH 3 of 4] osx: install /etc/mercurial/hgrc.d/mergetools.rc and sample.rc

[Mads Kiilerich]

# HG changeset patch
# User Mads Kiilerich <madski at unity3d.com>
# Date 1409402149 -7200
#      Sat Aug 30 14:35:49 2014 +0200
# Node ID 9fdbd8dc7fd50cc10d3784826e6f7a5b19cff771
# Parent  3fe97f7dc300e16d338efc923f5f66a0bf960b99
osx: install /etc/mercurial/hgrc.d/mergetools.rc and sample.rc

Give a better use experience by default.

diff --git a/setup.py b/setup.py
--- a/setup.py
+++ b/setup.py
@@ -495,6 +495,11 @@ for root in ('templates',):
             packagedata['mercurial'].append(f)
 
 datafiles = []
+if sys.platform == 'darwin':
+    datafiles.append(
+        ('/etc/mercurial/hgrc.d', ['contrib/mergetools.rc',
+                                   'contrib/sample.rc']))
+
 setupversion = version
 extra = {}