set frequency when are not supported channels for region

Signed-off-by: Littlesat <littlesat99@yahoo.com>
fixed crash when is entered wrong frequency and is switched to channel input

Signed-off-by: Littlesat <littlesat99@yahoo.com>
FastScan: Also retry after an hour when fastscan was not succesfully
FastScan: better cover when recording is in progress
Merge branch 'master' of git://git.code.sf.net/p/openpli/enigma2