Update library versioning and changelog for the 1.2.0 release.

svn path=/trunk/vorbis/; revision=13312

CHANGES

-libvorbis 1.2.0 (unreleased) -- "Xiph.Org libVorbis I 20070622"
+libvorbis 1.2.0 (2007-07-25) -- "Xiph.Org libVorbis I 20070622"
 
+ * new ov_fopen() convenience call that avoids the common
+   stdio conflicts with ov_open() and MSVC runtimes.
  * libvorbisfile now handles multiplexed streams
  * improve robustness to corrupt input streams
  * fix a minor encoder bug

configure.in

@@ -11,19 +11,19 @@ AC_CANONICAL_TARGET
 
 AM_CONFIG_HEADER([config.h])
 
-AM_INIT_AUTOMAKE(libvorbis,1.2.0svn)
+AM_INIT_AUTOMAKE(libvorbis,1.2.0)
 AM_MAINTAINER_MODE
 
 dnl Library versioning
 
-V_LIB_CURRENT=3
-V_LIB_REVISION=1
-V_LIB_AGE=3
-VF_LIB_CURRENT=4
-VF_LIB_REVISION=1
-VF_LIB_AGE=1
+V_LIB_CURRENT=4
+V_LIB_REVISION=0
+V_LIB_AGE=4
+VF_LIB_CURRENT=5
+VF_LIB_REVISION=0
+VF_LIB_AGE=2
 VE_LIB_CURRENT=2
-VE_LIB_REVISION=2
+VE_LIB_REVISION=3
 VE_LIB_AGE=0
 AC_SUBST(V_LIB_CURRENT)
 AC_SUBST(V_LIB_REVISION)