added new stream info properties
relocate more ffmpeg params. add channel delay
Better way to detect OS and Machine arch
Merge pull request #681 from abeloin/ffmpeg-new

Changed OS and Machine arch detection for ffmpeg
#680 - episode organization
made user id optional on item queries
remove hardcoded stream params
Merge branch 'master' of https://github.com/MediaBrowser/MediaBrowser
add tuner infos to tv service status
updated nuget