Reactive-Extensions/RxJSKoans — pull request #1 by mikach (2014-12-02 11:00:53+00:00)
Title: Update readme.md

From https://www.npmjs.org/doc/misc/npm-scripts.html - don't need to install `mocha` globally. If you depend on modules that define executable scripts, like test suites, then those executables will be added to the `PATH` for executing the scripts.