cosmetics: List all encoders together.

Originally committed as revision 7626 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/avcodec.h

@@ -2190,6 +2190,10 @@ extern AVCodec sonic_ls_encoder;
 extern AVCodec svq1_encoder;
 extern AVCodec x264_encoder;
 extern AVCodec flashsv_encoder;
+extern AVCodec amr_nb_encoder;
+extern AVCodec amr_wb_encoder;
+extern AVCodec libgsm_encoder;
+extern AVCodec zmbv_encoder;
 
 extern AVCodec gif_decoder;
 extern AVCodec h263_decoder;
@@ -2243,8 +2247,6 @@ extern AVCodec vp5_decoder;
 extern AVCodec vp6_decoder;
 extern AVCodec vp6f_decoder;
 extern AVCodec amr_nb_decoder;
-extern AVCodec amr_nb_encoder;
-extern AVCodec amr_wb_encoder;
 extern AVCodec amr_wb_decoder;
 extern AVCodec aac_decoder;
 extern AVCodec mpeg4aac_decoder;
@@ -2299,12 +2301,10 @@ extern AVCodec ws_snd1_decoder;
 extern AVCodec indeo2_decoder;
 extern AVCodec vorbis_decoder;
 extern AVCodec fraps_decoder;
-extern AVCodec libgsm_encoder;
 extern AVCodec libgsm_decoder;
 extern AVCodec bmp_decoder;
 extern AVCodec mmvideo_decoder;
 extern AVCodec zmbv_decoder;
-extern AVCodec zmbv_encoder;
 extern AVCodec avs_decoder;
 extern AVCodec smacker_decoder;
 extern AVCodec smackaud_decoder;