Start removing forward declarations from code and start using
ccnl-headers.h for them
Move more forward declarations to ccnl-headers.h
Add new header definitions
Add simple unit testing
Makefile for unit testing
Remove warnings from unit.c
Merge branch 'ccntlv' into chris-dev
Fix merging bugs
Merge branch 'dev-master' into dev-chris
Fix NFN demo with ndn packets
Conflicts:
	pkt-localrpc.h
Merge branch 'dev-master' into dev-chris