Invariant testing

Batching Toposort now is checked via JSVerify invariant tests (aka property tests).

Re-release

Due to a local npm registry URL error, initial releases were pegged to the wrong registry. This release marks the first actual deployment to NPM.

Use npmignore to include dist

The dist folder is gitignore'd, which apparently means npm ignores it even though it is in the files field. The solution is to un-ignore it inside of .npmignore.

Initial Release

Production-ready