Add shorthand for robot.log
Add shorthand for robot.log

    robot.log("debug");
    robot.log.trace("Now we're talking");
    robot.log.info("I thought you should know…");
    robot.log.warn("Woah there");
    robot.log.error("ETOOMANYLOGS");
    robot.log.fatal("Goodbye, cruel world!");

probot/probot,pholleran-org/probot,pholleran-org/probot,bkeepers/PRobot,pholleran-org/probot,probot/probot,probot/probot,bkeepers/PRobot