Handle custom job class prefixes. Write multi line logs as one log call so they are all together in the log.
Handle custom job class prefixes. Write multi line logs as one log call so they are all together in the log.

lvbaosong/GearmanManager,hhy5861/GearmanManager,hhy5861/GearmanManager,productsupcom/GearmanManager,productsupcom/GearmanManager,yonglehou/GearmanManager,brianlmoon/GearmanManager,yonglehou/GearmanManager,hechunwen/GearmanManager,hechunwen/GearmanManager