added hide sidebar option
Merge branch 'master' of github.com:emgram769/live4chan

Conflicts:
	public/css/style.css
allow audio files, add duration metadata
Merge pull request #91 from ccd0/audio

allow audio files, add duration metadata
Merge branch 'master' of github.com:emgram769/live4chan
of json not supported by server ffmpeg, reverted to print_format