v4.0.0
* Upgrade mocha version (Raymond Feng) * switch test cases to use stockquote (rashmihunt) * fix typos (rashmihunt) * skip 3 tests which use ext weather service (rashmihunt) * Update README.md (Rand McKinney) * Update paid support URL (Siddhi Pai) * Start 3.x + drop support for Node v0.10/v0.12 (siddhipai) * Drop support for Node v0.10 and v0.12 (Siddhi Pai) * Start the development of the next major version (Siddhi Pai) * Updated README (crandmck)