Setup UI testing (#720)

* default sequencer ui test

* default step ui test suite

* intermediate step ui test

* preview ui test suite

* url methods test suite

* add set url params method test suite

* argument call tests

* test directory refactor

* travis fix

test/core/cli.js

@@ -0,0 +1,13 @@
+'use strict';
+
+const cliUtils = require('../../src/CliUtils');
+const test = require('tape');
+
+test('Output directory is correctly generated',function(t){
+    cliUtils.makedir('./output/',function(){
+        require('fs').access('./output/.',function(err){
+            t.true(!err,"Access the created dir");
+            t.end();
+        });
+    });
+});