Update libogg, libvorbis, and libtheora

Formula/libogg.rb

@@ -2,8 +2,8 @@ require 'brewkit'
 
 class Libogg <Formula
   @homepage='http://www.xiph.org/ogg/'
-  @url='http://downloads.xiph.org/releases/ogg/libogg-1.1.3.tar.gz'
-  @md5='eaf7dc6ebbff30975de7527a80831585'
+  @url='http://downloads.xiph.org/releases/ogg/libogg-1.1.4.tar.gz'
+  @md5='10200ec22543841d9d1c23e0aed4e5e9'
 
   def install
     system "./configure --disable-debug --disable-dependency-tracking --prefix='#{prefix}'"

Formula/libvorbis.rb

@@ -1,8 +1,8 @@
 require 'brewkit'
 
 class Libvorbis <Formula
-  @url='http://downloads.xiph.org/releases/vorbis/libvorbis-1.2.2rc1.tar.bz2'
-  @md5='6a7086ee666b8c62e122d29d107f7bec'
+  @url='http://downloads.xiph.org/releases/vorbis/libvorbis-1.2.3.tar.bz2'
+  @md5='67beb237faf97d74782ec7071756b2b6'
   @homepage='http://vorbis.com'
 
   depends_on 'libogg'

Formula/theora.rb

@@ -1,9 +1,9 @@
 require 'brewkit'
 
 class Theora <Formula
-  url 'http://downloads.xiph.org/releases/theora/libtheora-1.1.0.tar.bz2'
+  url 'http://downloads.xiph.org/releases/theora/libtheora-1.1.1.tar.bz2'
   homepage 'http://www.theora.org/'
-  md5 'd0f83cf7f13e2b3bd068a858ca1398ad'
+  md5 '292ab65cedd5021d6b7ddd117e07cd8e'
 
   depends_on 'libogg'
   depends_on 'libvorbis'