title: Can't locate Git.pm in @INC
body: <p>When I run <code>git add -p</code>, I see:</p>
  
  <pre>
  Can't locate Git.pm in @INC (@INC contains:
  /usr/local/lib/perl5/site_perl
  /Library/Perl/5.12/darwin-thread-multi-2level /Library/Perl/5.12
  /Network/Library/Perl/5.12/darwin-thread-multi-2level
  /Network/Library/Perl/5.12 /Library/Perl/Updates/5.12.4
  /System/Library/Perl/5.12/darwin-thread-multi-2level
  /System/Library/Perl/5.12
  /System/Library/Perl/Extras/5.12/darwin-thread-multi-2level
  /System/Library/Perl/Extras/5.12 .) at
  /usr/local/libexec/git-core/git-add--interactive line 7.
  </pre>
  
  <p>I just got a new mac running 10.8.4. I installed the XCode Command Line Tools.</p>