prepare 0.21

configure.ac

 dnl Process this file with autoconf to produce a configure script.
 AC_PREREQ(2.59)
-AC_INIT(ffmpeg2theora,0.20)
+AC_INIT(ffmpeg2theora,0.21)
 AC_CONFIG_SRCDIR([Makefile.am])
 AM_INIT_AUTOMAKE([dist-bzip2])
 

get_ffmpeg_svn.sh

 #!/bin/sh
 
 #optional, if you have those libs installed:
+#apt-get install libamrnb-dev libamrwb-dev
 #extra=" --enable-amr_nb --enable-amr_nb-fixed --enable-amr_wb --enable-amr_if2"
 
 #apt-get install liba52-dev libfaad-dev libgsm1-dev