setup: backout 68964567e406

We decided that it is better to let the distributions install these
files themselves since they know where to put them.

setup.py

@@ -263,16 +263,7 b" for root in ('templates', ):"
             f = os.path.join(curdir, f)
             packagedata['mercurial'].append(f)
 
-datafiles = [
-    ('share/bash_completion.d', ['contrib/bash/hg']),
-    ('share/zsh/site-functions', ['contrib/zsh/_hg']),
-    ('share/mercurial/www', ['hgweb.cgi',
-                             'hgwebdir.cgi',
-                             'contrib/hgwebdir.fcgi',
-                             'contrib/hgwebdir.wsgi']),
-    ('share/mercurial/examples', ['contrib/sample.hgrc',
-                                  'contrib/mergetools.hgrc']),
-]
+datafiles = []
 
 setup(name='mercurial',
       version=version,