Revert "HAWQ-673. Unify out put of explain analyze."
Revert "HAWQ-673. Unify out put of explain analyze."

This reverts commit bcd2b56f5aff626cf35b37e75c4ea90fc4454cc4.

wengyanqing/incubator-hawq,huor/incubator-hawq,lavjain/incubator-hawq,jianlirong/incubator-hawq,huor/incubator-hawq,huor/incubator-hawq,wengyanqing/incubator-hawq,huor/incubator-hawq,wengyanqing/incubator-hawq,outofmem0ry/incubator-hawq,lavjain/incubator-hawq,wengyanqing/incubator-hawq,lavjain/incubator-hawq,jianlirong/incubator-hawq,stanlyxiang/incubator-hawq,stanlyxiang/incubator-hawq,stanlyxiang/incubator-hawq,jianlirong/incubator-hawq,jianlirong/incubator-hawq,stanlyxiang/incubator-hawq,outofmem0ry/incubator-hawq,outofmem0ry/incubator-hawq,lavjain/incubator-hawq,jianlirong/incubator-hawq,jianlirong/incubator-hawq,jianlirong/incubator-hawq,outofmem0ry/incubator-hawq,outofmem0ry/incubator-hawq,outofmem0ry/incubator-hawq,huor/incubator-hawq,wengyanqing/incubator-hawq,wengyanqing/incubator-hawq,huor/incubator-hawq,wengyanqing/incubator-hawq,wengyanqing/incubator-hawq,outofmem0ry/incubator-hawq,huor/incubator-hawq,lavjain/incubator-hawq,stanlyxiang/incubator-hawq,outofmem0ry/incubator-hawq,jianlirong/incubator-hawq,stanlyxiang/incubator-hawq,stanlyxiang/incubator-hawq,lavjain/incubator-hawq,lavjain/incubator-hawq,lavjain/incubator-hawq