vdr: update to vdr-2.1.4
vdr: add improvepatpmt.patch. credits to manio
vdr-plugin-dvbapi: update to vdr-plugin-dvbapi-400879b
vdr-plugin-xvdr: update to vdr-plugin-xvdr-fd9ba90
vdr-sc: fix build with vdr 2.1.4
vdr-plugin-vnsiserver: update to vdr-plugin-vnsiserver-1b74f88