step 1
step 2
step 3
step 4
step 5
step 6
Move findDeps to the upper level
Add memory usage tests

Port memory usage tests from Kefir. Adds also diamond shaped stream and
combineTemplate test cases form PerformanceTest.
Print variances
Merge pull request #376 from lautis/memory-tests

Memory usage tests
Merge pull request #375 from phadej/desc-prototype

use prototype to implement Desc