more Changelog additions

Changelog

@@ -2,23 +2,27 @@ Entries are sorted chronologically from oldest to youngest within each release,
 releases are sorted from youngest to oldest.
 
 
-version <next>:
+version 0.7:
 
 - E-AC-3 audio encoder
 - ac3enc: add channel coupling support
 - floating-point sample format support to the ac3, eac3, dca, aac, and vorbis decoders.
 - H264/MPEG frame-level multi-threading
 - All av_metadata_* functions renamed to av_dict_* and moved to libavutil
+- 4:4:4 H.264 decoding support
+- 10-bit H.264 optimizations for x86
 
 
 version 0.7_beta2:
 
+- VP8 frame-multithreading
+- NEON optimizations for VP8
 - Lots of deprecated API cruft removed
 - fft and imdct optimizations for AVX (Sandy Bridge) processors
 - DPX image encoder
 - SMPTE 302M AES3 audio decoder
 - Remove support for quitting ffmpeg with 'q', ctrl+c should be used.
-- 9bit and 10bit per sample support in the h264 decoder
+- 9bit and 10bit per sample support in the H.264 decoder
 
 
 version 0.7_beta1: