* Catch promise errors better
* Move subFunctions to bottom of createNewWindow
* Use parents when creating child BrowserWindow instances
* Some about:blank pages have an anchor (for some reason)
* Inject browserWindowOptions better
* Interim refactor to MainWindow object
* Split up the window functions/helpers/events some
* Further separate out window functions + tests
* Add a mock for unit testing functions that access electron
* Add unit tests for onWillPreventUnload
* Improve windowEvents tests
* Add the first test for windowHelpers
* Move WebRequest event handling to node
* insertCSS completely under test
* clearAppData completely under test
* Fix contextMenu require bug
* More tests + fixes
* Fix + add to createNewTab tests
* Convert createMainWindow back to func + work out gremlins
* Move setupWindow away from main since its shared
* Make sure contextMenu is handling promises
