)]}'
{
  "commit": "dab955928c6d0942d6acc5b5f1c4c11260d0767d",
  "tree": "0f14c0b9f529afb1dc0fbbf5a5abdd6024c9e097",
  "parents": [
    "a0c282adbd268c2ad82551fab31fe1cf8d0c4282"
  ],
  "author": {
    "name": "Sameer Agarwal",
    "email": "sameeragarwal@google.com",
    "time": "Sun Aug 17 13:14:50 2014 -0700"
  },
  "committer": {
    "name": "Sameer Agarwal",
    "email": "sameeragarwal@google.com",
    "time": "Mon Aug 25 09:51:35 2014 -0700"
  },
  "message": "Add an unweighted graph.\n\nRename Graph -\u003e WeightedGraph.\nAdd a new Graph class, which is cheaper to construct and\nwork with if the weights are not needed.\n\nThis cuts down the cost of building the Hessian graph\nsignificantly.\n\nChange-Id: Id0cfc81dd2c0bb5ff8f63a1b55aa133c53c0c869\n",
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