Removed nds_swap_cw paramter and swap cw code. Now wrong half cws are dropped.
Removed cwc-light, now checks for half cws are done in oscam core.
Add check for odd/even byte for all ecm's. Ecm's with null odd/even byte are dropped.
Some small fixs.

git-svn-id: http://streamboard.de.vu/svn/oscam/trunk@10005 4b0bc96b-bc66-0410-9d44-ebda105a78c1