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test: issue a clarifying graph print in tests/test-stack-branch.t
Thu, 07 Sep 2017 19:18:05 +0200, by Pierre-Yves David
stack: properly order stack when gaps existing inside it
Sat, 09 Sep 2017 22:32:50 +0530, by Pierre-Yves David
stack: display both parent with displaying merge
Thu, 07 Sep 2017 19:43:07 +0200, by Pierre-Yves David

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