added namespace grouping to --queries section. Also sorting by sum (ms) now, to show the worst performers over time.
added namespace grouping to --queries section. Also sorting by sum (ms) now, to show the worst performers over time.

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