Fix segfault in NodeGit.Revert.revert#1605

rcjsuen merged 2 commits into

nodegit:masternodegit/nodegit:masterfrom

implausible:fix/segfault-on-revert-opts-no-merge-optsimplausible/nodegit:fix/segfault-on-revert-opts-no-merge-optsCopy head branch name to clipboard