Merged revisions 78586-78593 via svnmerge from

Merged revisions 78586-78593 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk

........
  r78586 | benjamin.peterson | 2010-03-02 16:03:03 -0600 (Tue, 02 Mar 2010) | 1 line

  remove coding cookie as mandated by PEP 8
........
  r78587 | benjamin.peterson | 2010-03-02 16:05:59 -0600 (Tue, 02 Mar 2010) | 1 line

  set svn:eol-style
........
  r78588 | benjamin.peterson | 2010-03-02 16:08:40 -0600 (Tue, 02 Mar 2010) | 1 line

  remove another coding cookie
........
  r78589 | georg.brandl | 2010-03-02 16:17:38 -0600 (Tue, 02 Mar 2010) | 1 line

  Add some x-refs.
........
  r78590 | benjamin.peterson | 2010-03-02 16:20:10 -0600 (Tue, 02 Mar 2010) | 1 line

  enable running of argparse tests and fix two that failed in the new environment
........
  r78591 | benjamin.peterson | 2010-03-02 16:23:33 -0600 (Tue, 02 Mar 2010) | 1 line

  prevent warning filter adjustment from altering other tests
........
  r78592 | benjamin.peterson | 2010-03-02 16:24:30 -0600 (Tue, 02 Mar 2010) | 1 line

  use test_main() in __main__ section
........
  r78593 | benjamin.peterson | 2010-03-02 16:26:25 -0600 (Tue, 02 Mar 2010) | 1 line

  convert deprecated fail* methods to assert* variants
........