refs #100851 Merge remote-tracking branch 'origin/100851-sched-loop'
refs #100851 Merge remote-tracking branch 'origin/100851-sched-loop'

* origin/100851-sched-loop:
  Refs #100851  Update copyright date.
  Refs #100851  Use an outer loop with the test at the bottom.
  Refs #100851  Reintroduce a reduction of gettime calls
  Refs #100851  Be more careful about time arithmetic, remove time_has_passed hack.
  Refs #100851  Dust off the old test code in ccn_schedule.c.

svartika/ccnx,cawka/ndnx,svartika/ccnx,cawka/ndnx,cawka/ndnx,svartika/ccnx,cawka/ndnx,svartika/ccnx,svartika/ccnx,svartika/ccnx,cawka/ndnx,svartika/ccnx