whitespace cleaned up and do the proper plurality for "N file(s)" based on N.

Refactoring closes issue8912. Thanks to Éric Araujo for the patch.

Revert -r82559;  it's not clear that this is the right thing to do, and the change obscures the original intentions.

starting interactive help.

svn+ssh://pythondev@svn.python.org/sandbox/trunk/2to3/lib2to3

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  r81478 | benjamin.peterson | 2010-05-22 13:47:39 -0500 (Sat, 22 May 2010) | 1 line

  ensure doctests have some future_features
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  r82530 | benjamin.peterson | 2010-07-04 11:11:41 -0500 (Sun, 04 Jul 2010) | 1 line

  simplify ignore star imports from itertools #8892
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  r82531 | benjamin.peterson | 2010-07-04 11:13:20 -0500 (Sun, 04 Jul 2010) | 1 line

  wrap with parenthesis not \
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svn+ssh://pythondev@svn.python.org/sandbox/trunk/2to3/lib2to3

svn+ssh://pythondev@svn.python.org/sandbox/trunk/2to3

svn+ssh://pythondev@svn.python.org/sandbox/trunk/2to3

svn+ssh://pythondev@svn.python.org/sandbox/trunk/2to3/lib2to3