Change interface for ccn_parse_Link to take a decoder instead of message and length.  Implement parser for Collection. Refs #100371
Change interface for ccn_parse_Link to take a decoder instead of message and length.  Implement parser for Collection. Refs #100371

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