Change suggestion for e2e testing

- Changed global-setup.js to allow for easier test creation
- Changed each e2e test suite to work with new global-setup.js
- All tests (except for dev_console.js) now work with Travis CI

tests/e2e_new/global-setup.js

@@ -0,0 +1,62 @@
+/*
+ * Magic Mirror
+ *
+ * Global Setup Test Suite
+ *
+ * By Rodrigo Ramírez Norambuena https://rodrigoramirez.com
+ * MIT Licensed.
+ *
+*/
+
+const Application = require("spectron").Application;
+const assert = require("assert");
+const chai = require("chai");
+const chaiAsPromised = require("chai-as-promised");
+
+const path = require("path");
+
+global.before(function() {
+	chai.should();
+	chai.use(chaiAsPromised);
+});
+
+exports.getElectronPath = function() {
+	var electronPath = path.join(__dirname, "..", "..", "node_modules", ".bin", "electron");
+	if (process.platform === "win32") {
+		electronPath += ".cmd";
+	}
+	return electronPath;
+};
+
+// Set timeout - if this is run within Travis, increase timeout
+exports.setupTimeout = function(test) {
+	if (process.env.CI) {
+		test.timeout(30000);
+	} else {
+		test.timeout(10000);
+	}
+};
+
+exports.startApplication = function(options) {
+	options.path = exports.getElectronPath();
+	if (process.env.CI) {
+		options.startTimeout = 30000;
+	}
+
+	var app = new Application(options);
+	return app.start().then(function() {
+		assert.equal(app.isRunning(), true);
+		chaiAsPromised.transferPromiseness = app.transferPromiseness;
+		return app;
+	});
+};
+
+exports.stopApplication = function(app) {
+	if (!app || !app.isRunning()) {
+		return;
+	}
+
+	return app.stop().then(function() {
+		assert.equal(app.isRunning(), false);
+	});
+};