message: Include bios node logs among nodes error details.
diff: @@ -1884,6 +1884,9 @@ class Cluster(object):
  shutil.copyfileobj(f, sys.stdout)
  def dumpErrorDetails(self):
  + self.dumpErrorDetailImpl("etc/eosio/node_bios/config.ini")
  + self.dumpErrorDetailImpl("var/lib/node_bios/stderr.txt")
  +
  for i in range(0, len(self.nodes)):
  fileName="etc/eosio/node_%02d/config.ini" % (i)
  self.dumpErrorDetailImpl(fileName)
  