SAT>IP: Improve DVB-S2 tuning for Triax TSS400 (plts=on)
osx: introduce bonjour support
url: fix the uriparser (password parsing)
imagecache: check for null/empty url
httpc: fix the connection-close handling
Merge pull request #411 from dmarion/bonjour

osx: introduce bonjour support
tcp: rewrite connection timeout using tvhpoll wrapper
tcp: break the timeout loop early when tvheadend is in the shutdown phase
cwc: do not show error on read in the shutdown phase
httpc: fix the basic auth
osx: update README.md
bonjour: port numbers and webroot are not fixed
avahi: webroot is not fixed