extra test
only combine columns when the merges also do not overlap
Merge branch 'feature/wider-overlap' into develop
isolateDevelop reimplemented using breadth-first
better perf for large sets
isolateMaster now implemented with findBestPathFromBreadthFirst
Merge branch 'breadth-first-traversal' into develop
Nicer arrow lines
small fix to account for commits on unknown columns (not sure how this happens)
first version using statsh data live. Need to release to test.
Merge branch 'release/2'