AMBARI-6198. Usability: adjust font style in stdout in background ops for readability.(xiwang)
AMBARI-6198. Usability: adjust font style in stdout in background ops for readability.(xiwang)

alexryndin/ambari,sekikn/ambari,radicalbit/ambari,radicalbit/ambari,arenadata/ambari,alexryndin/ambari,alexryndin/ambari,alexryndin/ambari,alexryndin/ambari,alexryndin/ambari,sekikn/ambari,radicalbit/ambari,radicalbit/ambari,alexryndin/ambari,radicalbit/ambari,sekikn/ambari,arenadata/ambari,radicalbit/ambari,arenadata/ambari,arenadata/ambari,alexryndin/ambari,alexryndin/ambari,sekikn/ambari,radicalbit/ambari,radicalbit/ambari,sekikn/ambari,sekikn/ambari,radicalbit/ambari,alexryndin/ambari,arenadata/ambari,radicalbit/ambari,radicalbit/ambari,arenadata/ambari,arenadata/ambari,sekikn/ambari,sekikn/ambari,arenadata/ambari,alexryndin/ambari,arenadata/ambari,arenadata/ambari,sekikn/ambari,arenadata/ambari