:arrow_up: defs@~1.1.0
Merge pull request #145 from jonathanong/patch-1

:arrow_up: defs@~1.1.0
Another step towards depending on only one version of esprima-fb.

We still depend on a version of commoner that depends on a version of
recast that depends on the 6001 version of esprima-fb, unfortunately.
Bump NPM version to 0.7.9 in preparation for publishing.
Stop calling require("promise") in runtime.js.

Fixes #142.
Bump NPM version to 0.8.0 in preparation for publishing.

The minor version bump is just in case anyone was relying on the Promise
polyfill in runtime.js (see #142).
Upgrade npm on Travis to support ^ syntax.