DGraph on windows crashes on the second run

Hi Everyone! This is now updated in the following PR Docs (Chore): Update to reflect Windows and MacOS deprecation, include Docker standalone instructions by aaroncarey · Pull Request #152 · dgraph-io/dgraph-docs · GitHub

For deprecation notes and standalone docker instructions, see: https://dgraph.io/docs/master/dgraph-overview/#get-started-with-self-managed-dgraph