Log Message:
Update to 1.31:

2010-09-25  Slaven Rezic  <slaven@rezic.de>

    Release 1.31

    Stable release with all changes in 1.30_50..1.30_53

    Patch by Tony Hook to fix handling of PPM files with 2
    bytes/sample.

2010-02-09  Slaven Rezic  <slaven@rezic.de>

    Release 1.30_53

    Repacked because Module::Install 0.93 does not ignore xt tests.
    See https://rt.cpan.org/Ticket/Display.html?id=54450

2010-02-09  Slaven Rezic  <slaven@rezic.de>

    Release 1.30_52

    Force using libxml's SAX parser.

    Fixed some PPM issues (e.g. incomplete header, numify
    width/height...)

2009-11-22  Slaven Rezic  <slaven@rezic.de>

    Release 1.30_51

    Fixes in GIF reader (unknown intro codes are now only warnings,
    application chunks are forced into the first image data)

    Added some test images for previous fixes.

2009-11-14  Slaven Rezic  <slaven@rezic.de>

    Release 1.30_50

    Support for Microsoft .ico files (Image::Info::ICO).

    Fixes in JPEG parsing (skip pad 0xFF in markers).

    Fixes in GIF reader ("trailer" seems to be optional).

    Somewhat better recognition of XBM files.

    XPM handling: Corrected color parsing. Try harder to find X11's
    rgb.txt. Ignore comments in rgb.txt.

    Reordered magic checks to have more common image formats first.

    Introduced Bundles.

    Some Pod cleanups.

    Additional author tests in xt.