Merge pull request #4466 from Memphiz/dependsfix

[depends] - add missing dependency for python native (needs libz-native)
Merge pull request #4472 from FernetMenta/aefixes

Aefixes
Merge pull request #4471 from Memphiz/sinktimeout

[darwinsink] - increase the initial startup timeout of the sinks to 1900...
Merge pull request #4477 from xhaggi/pvr-icon-fixes

[pvr] fixes related to chanel icons
Merge pull request #4476 from Memphiz/shairplayfix

[shairplay] - upstream backports - fix password protection and socket race condition