Remove IMAGE_FSTYPES ext4 from 4k models.
[BluetoothSetup] Support Solo4k/Uno4k.
Support Quad PiP.
Support scrambled playback
Support Uno4k/Ultimo4k
[dvbapp] Support fast channel change.
support kodi.
Support ChromiumOS and YoutubeTV on VuSolo4k.
Remove FastZapSupport plugin.
Support transcoding in server idle mode with SOLO4K. - update proxy driver - If you use transcoding function with SOLO4K, it is needed to be set the zap before streaming option "disable" in Vuplus app. or webinterface.
[vusolo4k] remove firmwareupgrade in MACHINE_FEATURE.
Solo4K Support.