Remove some obsolete XXX comments.
Remove some obsolete XXX comments.

cawka/ndnx,svartika/ccnx,svartika/ccnx,cawka/ndnx,svartika/ccnx,svartika/ccnx,cawka/ndnx,ebollens/ccnmp,ebollens/ccnmp,ebollens/ccnmp,ebollens/ccnmp,cawka/ndnx,cawka/ndnx,svartika/ccnx,svartika/ccnx,svartika/ccnx