Router updates + unit tests + React

- added -f flag to run unit test command in order to fail fast
- pass only id to "$endpoint->get($id)" in React forms instead of array
- updated routers according to the ->get($id) change
- refactored a bit the way form creation works
- added unit tests for Segments router

assets/js/src/form/form.jsx

@@ -48,7 +48,7 @@ define(
         MailPoet.Ajax.post({
           endpoint: this.props.endpoint,
           action: 'get',
-          data: { id: id }
+          data: id
         }).done(function(response) {
           if(response === false) {
             this.setState({

assets/js/src/forms/list.jsx

@@ -126,7 +126,7 @@ const FormList = React.createClass({
       action: 'create'
     }).done(function(response) {
       if(response !== false) {
-        window.location = response;
+        window.location = mailpoet_form_edit_url + response;
       }
     });
   },