Try reducing number of jobs we run in parallel to make build matrix more managable. Test and see if the test run time is still in the acceptable time range.
Try reducing number of jobs we run in parallel to make build matrix more
managable. Test and see if the test run time is still in the acceptable
time range.

Plexxi/st2,Plexxi/st2,StackStorm/st2,nzlosh/st2,StackStorm/st2,nzlosh/st2,nzlosh/st2,Plexxi/st2,Plexxi/st2,StackStorm/st2,StackStorm/st2,nzlosh/st2