Added the switching of Producer/Consumer in ICC scenario
Added the switching of Producer/Consumer in ICC scenario

Also added the ability to change X axis m/s speed via command line --speed flag

shinrs20/ndn-mobility,PhilipsIII/ndn-mobility,PhilipsIII/ndn-mobility,shinrs20/ndn-mobility,shinrs20/ndn-mobility,PhilipsIII/ndn-mobility,PhilipsIII/ndn-mobility,PhilipsIII/ndn-mobility,shinrs20/ndn-mobility,shinrs20/ndn-mobility