Based up on: #939, but redone in a new PR with some cherry-picked
commits:
aacb91ef0b927683b21d6ee39dbddbd001334854
5dc34247b7d0136d9fe035f6b10d6b3e14ee7f2c

This removes kPod and Kservice and creates []msg.Service from k.findPods
and k.findServices.

Updated few tests which I *think* are correct; they look correct to me.