Log Message:
Update rabbit to 2.0.9.

== 2.0.9: 2013-06-16

Boot related fix release.

=== Improvements

==== rabbit

  * Migrated to Ruby's encoding converter from GLib's encoding converter.

==== Theme

  * tag: Supported style change tags

      (('tag:normal:XXX'))
      (('tag:oblique:XXX'))
      (('tag:italic:XXX'))

=== Fixes

==== rabbit

  * Fixed boot failure on some environments.
    [shocker-ja:1128] [Reported by znz]
    [GitHub:#19] [Reported by Steve Klabnik]
  * Fixed command line option help isn't displayed on non UTF-8 encoding.
    [shocker-ja:1109] [Reported by OBATA Akio]
    [Patch by Masafumi Yokoyama]

=== Thanks

  * znz
  * Steve Klabnik
  * Masafumi Yokoyama
  * OBATA Akio

== 2.0.8: 2013-06-01

Minor theme improving release.

=== Improvements

==== rabbit

  * Accepted .rbt as RD source.
    [socker-ja:1109] [Reported by OBATA Akio]
  * Accepted absolute path for image file path.
  * Added Rabbit::Element::Base#have_tag?.

    It is a convenience method to find a custom tag in an element.
    For example:

        if element.have_tag?("as-large-as-possible")
          elsement.as_large_as_possible
        end

==== Theme

  * Accepted files in the current directory for directory theme style.
    Directory theme style is specialy theme that name is ".":
       : theme
          .

  * Accepted THEME_DIR/data/ as data directory for theme in $LOAD_PATH.
    It is the same rule for gemified theme.

  * syntax-highlighting: Added more supported syntaxes.

  * tag: Supported "left" tag.

  * tag: Supported "margin-top * N" tag. margin-left, margin-bottom
    and margin-right were also supported.

=== Thanks

  * OBATA Akio
  * Masafumi Yokoyama