fixed hls offset update
fixed creating hls target folder
Design updates to stat.xsl
implemented connect/play/publish notify redirect
fixed loging
removed forcing keepalive=0
fixed HLS/MPEG-TS PES header stuffing when adaptation is present
Merge branch 'notify-redirect'
fixed http handlers stat/control
added background image to tests
fixed image url in test html
reverted to using client handshake write callback instead of just posting
implemented hls playlist reader & custom fragment sizes
removed factor directive
implemented async hls cleanup from cache manager process
implemented proper m3u8 cleanup
fixed comments
implemented hls target duration as max fragment length within current window
implemented nested hls data
implemented misc hls naming formats