CC-4565: Pypopush: Error happens when trying to insert a song right behind a Webstream as well as that Webstream is just finished
CC-4565: Pypopush: Error happens when trying to insert a song right behind a Webstream as well as that Webstream is just finished

-make sure we don't return a negative when calculating interval
seconds

justvanbloom/airtime,justvanbloom/airtime,Ryex/airtime,LibreTime/libretime,sourcefabric/airtime,LibreTime/libretime,ReganDryke/airtime,sourcefabric/Airtime,sourcefabric/Airtime,sourcefabric/Airtime,radiorabe/airtime,comiconomenclaturist/libretime,LibreTime/libretime,comiconomenclaturist/libretime,thnkloud9/Airtime,thnkloud9/Airtime,sourcefabric/airtime,LibreTime/libretime,Lapotor/libretime,comiconomenclaturist/libretime,Lapotor/libretime,comiconomenclaturist/libretime,Lapotor/libretime,thnkloud9/Airtime,Lapotor/libretime,Ryex/airtime,Ryex/airtime,radiorabe/airtime,sourcefabric/Airtime,thnkloud9/Airtime,ReganDryke/airtime,comiconomenclaturist/libretime,sourcefabric/airtime,radiorabe/airtime,radiorabe/airtime,sourcefabric/Airtime,thnkloud9/Airtime,sourcefabric/airtime,comiconomenclaturist/libretime,ReganDryke/airtime,justvanbloom/airtime,Ryex/airtime,ReganDryke/airtime,Ryex/airtime,justvanbloom/airtime,comiconomenclaturist/libretime,Lapotor/libretime,LibreTime/libretime,ReganDryke/airtime,sourcefabric/airtime,Ryex/airtime,ReganDryke/airtime,radiorabe/airtime,ReganDryke/airtime,justvanbloom/airtime,radiorabe/airtime,sourcefabric/airtime,Ryex/airtime,thnkloud9/Airtime,radiorabe/airtime,LibreTime/libretime,justvanbloom/airtime,sourcefabric/airtime,sourcefabric/Airtime,thnkloud9/Airtime,justvanbloom/airtime,Lapotor/libretime,sourcefabric/Airtime