message: Re-enable -limitfreerealy in our unit tests
  Some tests were relying on free transctions to be able to work.
diff: @@ -73,6 +73,9 @@ TestingSetup::TestingSetup(const std::string &chainName) : BasicTestingSetup(cha
  bool worked = InitBlockIndex(chainparams);
  assert(worked);
  + // -limitfreerelay is diabled by default but some tests rely on it so make sure to set it here.
  + SetArg("-limitfreerelay", std::to_string(15));
  +
  // Initial dbcache settings so that the automatic cache setting don't kick in and allow
  // us to accidentally use up our RAM on Travis, and also so that we are not prevented from flushing the
  // dbcache if the need arises in the unit tests (dbcache must be less than the DEFAULT_HIGH_PERF_MEM_CUTOFF
  