expand test case to print vtimer_now
Merge pull request #69 from mehlis/vtimer-now-fixes

expand test case to print vtimer_now
add threshold_prefix and threshold_aggregate as parameters
add hwtimer as new compontent and synchronize ccn Makefiles
add print packet stats
moved ccnl include folder in net/include
fix function declaration isn't a prototype
Merge pull request #72 from mehlis/ccn-lite-follow-up-3

Ccn lite follow up 3