Was accidentally working off of the main snap-stanford/snap repo. Forked rchengyue/snap repo and moved test-alg.cpp, demo-alg.cpp, and the modified alg.h to this repo.
Added comments to separate out tests
Removed some tests for ComplicatedGraph
Revert "Removed some tests for ComplicatedGraph"

This reverts commit 0b0cb614b6165155768f3f57da12e0501a4880c6.
Separated out ComplicatedGraph and ComplicatedGraphWithLoop to use for different tests
Modified GetTreeSig and finished test cases
Merge remote branch 'upstream/master'

Conflicts:
	snap-core/alg.h
updated alg.h tests and demo code