bugfixes
- EwmaBandWidthEstimator undefined object fix #2 #521
- this.media.paused exception #530
- dailymotion@a49ba2b : fix regression introduced by #517 fix
- stream-controller: fix TypeError: Cannot read property 'decryptdata' of undefined
improvement
- support -EXT-X-START:TIME-OFFSET=x attributes
- support startPosition definition through config.startPosition or hls.startLoad(startPosition)