Merge pull request #156 from pranavparikh/master

Adding Mocha tests, fixing documentation and support for maximizing browsers
Preparing for v 88
Update finance-controller-mocha.js
Update proxy-controller-record-mocha.js
Update finance-controller.js
Update proxy-controller-record.js
Update arrow_extending.rst
Update arrow_in-depth.rst
Update finance-controller.js
Update finance-controller.js
Update martini-test-controller.js
Merge branch 'master' into webdriverUpg
Updating webdriver