add missing newline at end of lib/ccn_traverse.c
add missing newline at end of lib/ccn_traverse.c

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