updated mlogmerge to work with new LogLine implementation.
updated mlogmerge to work with new LogLine implementation.

gormanb/mtools,tomzhang/mtools,yaowenqiang/mtools,aerrami/mtools,corymintz/mtools,ces0712/mtools,aerrami/mtools,tomzhang/mtools,rueckstiess/mtools,parkhyeonghwa/mtools,rueckstiess/mtools,ces0712/mtools,tomzhang/mtools,aerrami/mtools,yaowenqiang/mtools,corymintz/mtools,parkhyeonghwa/mtools,devkev/mtools,gormanb/mtools,yaowenqiang/mtools,ces0712/mtools,devkev/mtools,parkhyeonghwa/mtools,gormanb/mtools,corymintz/mtools,devkev/mtools