Revert "sasc: add yacss's poll PMT patch"

This reverts commit ca58762e977df539687a0bdd14d64e4647041a8d.
Revert "sasc: add dvbloopback kernel 2.6.38 fixes"

This reverts commit be9de9e1165b46235ded5a201a93683bc45c3c0e.
patched with most of the vdr-sasc-ng-2.6.38 patch

Conflicts:
	contrib/sasc-ng/sc/dvbdevice.cpp
make the needed files executable
make sure the kernel used is at least 2.6.38
make sure that the '--dvb-dir=' option is used