Matrix sorter

This plugin enable sorting the matrix configurationsNow there is 3 kinds of sorting:

1) Last axis order - sort by the order in which is axis added by user

2) Estimation duration of build (longest first) - Determine estimation duration of build by previous build and, the longer estimations go before the shorter estimations.

3) Estimation duration of build (shortest first) - Similar to longest first, but there is reverse order (shortest fist)