r1.4.0 notes II

_posts/2015-07-17-r1.4.0.md

@@ -6,4 +6,19 @@ author: Oliver Woodman
 
 The 1.4.0 release delivers new features and stability improvements. Highlights include MP3 support
 for HLS playbacks, support for the Matroska container format, and improved HLS playback robustness.
-The release notes can be found [here](https://github.com/google/ExoPlayer/blob/dev/RELEASENOTES.md).
+The release notes can be found below.
+
+<!--more-->
+
+* Support for extracting Matroska streams (implemented by WebmExtractor).
+* Support for tx3g captions in MP4 streams.
+* Support for H.265 in MPEG-TS streams on supported devices.
+* HLS: Added support for MPEG audio (e.g. MP3).
+* HLS: Improved robustness against missing chunks and variants.
+* MP4: Added support for embedded MPEG audio (e.g. MP3).
+* TTML: Improved handling of whitespace.
+* DASH: Support Mpd.Location element.
+* Add option to TsExtractor to allow non-IDR keyframes.
+* (WorkInProgress) - First steps to supporting seeking in DASH DVR window.
+* (WorkInProgress) - First steps to supporting styled + positioned subtitles.
+* Misc bug fixes.