Fix for issue #30. The pull request was not quite the right fix.
Fix for issue #30. The pull request was not quite the right fix.

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