programs with non zero and equal episode numbers are considered duplicates
Restore original duplicate check and include title in extended check.
Make episode duplicate detection configurable.
Added checks to switch so will check if that switch is used before sending the commands
Fix mkv generation by enhancing avc_find_start_code and thus correctly generating isom/fourcc
epggrab xmltv: fix suri generation in parse_xmltv_dd_progid
Merge remote-tracking branch 'origin/pr/372'
Merge remote-tracking branch 'origin/pr/301'

Conflicts:
	src/dvr/dvr.h
	src/dvr/dvr_db.c
	src/webui/extjs.c
	src/webui/static/app/dvr.js
Merge remote-tracking branch 'origin/pr/367'
Merge remote-tracking branch 'origin/pr/374'