cosmetic fix for Sky Austria/Germany

git-svn-id: http://streamboard.de.vu/svn/oscam/trunk@9032 4b0bc96b-bc66-0410-9d44-ebda105a78c1
- NDS Videoguard controlword check + auto swap odd / even cw parts (idea by Ragnarok666) 


git-svn-id: http://streamboard.de.vu/svn/oscam/trunk@9033 4b0bc96b-bc66-0410-9d44-ebda105a78c1
CWC: if cas is videoguard and using only odd or even part of cw it has to follow the rules!


git-svn-id: http://streamboard.de.vu/svn/oscam/trunk@9034 4b0bc96b-bc66-0410-9d44-ebda105a78c1