[pvr] show gaps on epg timeline grid
Pivos: Speed up aborting addon repo update job.
peripherals: don't show notifications for new devices during the initial scan
ActiveAE: AEStream::AddData returned wrong number in some cases
Merge pull request #4079 from t-nelson/speed_up_repo_update_abort

Pivos: Speed up aborting addon repo update job.
Merge pull request #4119 from Montellese/peripherals_notifications

peripherals: don't show notifications for new devices during the initial scan
Merge pull request #3888 from vkosh/epg-grid

[pvr] show gaps on epg timeline grid
drop support for external ffmpeg
linux: link ffmpeg statically
Merge pull request #4005 from FernetMenta/ffmpeg

linux: link ffmpeg statically
Merge pull request #4118 from FernetMenta/aefixes

ActiveAE: AEStream::AddData returned wrong number in some cases