htsp server: add dead-queue-check (for further analysis)
htsp server: fix missing tcp_connection_land() call, caused memory corruptions
tcp: little improvements in the tcp_connection_launch()
htsp server: timeshift must be destroyed before subscription queue flush, fixes #2351
ACL: add full rights copy for tickets to resolve connection counting, fixes #2349
caclient: remove extra condition
Add stream profile support
config: migrate DVR config to stream profiles (v13)
profile: cleanups, add profile_chain_open()
profile, transcode: move transcode config to profiles, add new profile type
htsp server: add getDvrConfigs method
htsp server: bumb version to 16 (profile - transcode, getDvrConfigs)
profile: default profile must be enabled
WEBUI: cosmetic changes for the stream edit tabs
profile: transcode - add missing transcoder_set_properties() call
transcoding: remove transcoding_enabled variable, not used now
WEB UI: EPG: Fix the channel tag passing to autorec (completes fix to #2340)
Added using new versions of libav audio and video decoding and encoding functions.
Added conversion/resampling functionality.
Added using of libav audio fifo buffer.

Works with latest git master of libav.

Signed-off-by: Michel Verbraak <info@1st-setup.nl>
libav: allow to use libavresample >= 1.1.0
transcode: move some logs from debug to trace