Update to 1.0015

Upstream changes:
1.0015 Thu Jan 10 15:19:17 PST 2013
    [BUG FIXES]
        - Fixed Lint complaining about Latin-1 range characters stored internally with
          utf8 flag on (Mark Fowler)
        - HTTP::Message::PSGI::res_from_psgi now always returns empty string
          for an empty response body, so streamed responses are consistent with
          non-streamed (ether)

1.0014 Mon Dec  3 10:27:43 PST 2012
    [BUG FIXES]
        - Fixed Hash order in tests for perl 5.17 (doy)
        - Fixed StackTrace tests to run with Devel::StackTrace

    [IMPROVEMENTS]
        - Plack::Middleware::AccessLog can now log the worker pid and server
          port (ether)

1.0013  Wed Nov 14 19:46:49 PST 2012
    [BUG FIXES]
        - Make sure psgi.input is seeked even when the input is buffered (Getty, leedo)
        - Delete invalid (empty) CONTENT_LENGTH and CONTENT_TYPE in FCGI (Getty, leedo)

1.0012  Wed Nov 14 12:00:17 PST 2012
    [IMPROVEMENTS]
        - Make conditional middleware work with initialization without an app (doy)
        - Added force option to BufferedStreaming

1.0011  Sun Nov 11 11:05:30 PST 2012
    [BUG FIXES]
        - Fix bad Content-Length that could be caused with mod_perl (avar)
        - Allow an empty PATH_INFO in Lint per PSGI spec

1.0010  Fri Nov  2 13:30:50 PDT 2012
    [IMPROVEMENTS]
        - Added vim .swp files to the default ignore list in Restarter
        - Check if PATH_INFO begins with / in Lint

1.0009  Tue Oct 23 00:57:16 PDT 2012
    [BUG FIXES]
        - Correct fix to address drive letters for Win32

1.0008  Mon Oct 22 18:52:29 PDT 2012
    [BUG FIXES]
        - Allow drive letters for absolute paths for plackup and load_psgi #343

1.0007  Sat Oct 20 23:20:20 PDT 2012
    [IMPROVEMENTS]
        - Fix test failures with HTTP::Message 6.06. #345
        - relaxed plackup -R ignore files and directoris. #260

1.0006  Thu Oct 18 16:06:15 PDT 2012
    [INCOMPATIBLE CHANGES]
        - plackup foo.psgi will not search the file in @INC anymore before the current directory
          See https://github.com/plack/Plack/pull/343 for details (miyagawa)

    [NEW FEATURES]
        - plackup --path /foo will mount the application under /path (mattn)

    [BUG FIXES]
        - AccessLog: Fix the timezon offset for certain timezones
        - ErrorDocument: support streaming interface

1.0005  Tue Oct  9 13:33:47 PDT 2012
    [NEW FEATURES]
        - Support psgix.cleanup handlers in Apache2 (avar)
        - Added REMOTE_PORT environment variable to HTTP::Server::PSGI (dex4er)

    [IMPROVEMENTS]
        - Documentation fix for multiple cookie values (miyagawa)
        - Delete MOD_PERL environment variable for better compatibilities (avar)
        - Split out Plack::TempBuffer as a standalone Stream::Buffered module (doy)
        - Bump Test::TCP dep

1.0004  Thu Sep 20 08:36:11 JST 2012
    [NEW FEATURES]
        - Added psgix.harakiri support in HTTP::Server::PSGI

    [IMPROVEMENTS]
        - Preload TempBuffer modules (avar)
        - Documentation fixes (autarch)

(wen)