spawn: allow spawnv stdout/stderr redirection to logs
spawn: implement spawn_kill, improve IPTV pipe (busy loop)
linuxdvb,satip,hdhomerun: make uuid persistent per tuner
hdhomerun: remove hf_master code - not used
bouquet: extend help
http: improve the request dump (for post)
linuxdvb: add more traces to linuxdvb_frontend_network_list()
dvb support: revert dvb_sat_position_to_str() change (missing direction character)
iptv pipe: handle the backslash character, fixes#2487
epggrab: ota - fix om_requeue handling
iptv pipe: fix the backslash handling
Fixed iconv handle type

Signed-off-by: Richard Kunze <richard.kunze@web.de>