Feature: Contact Panel with conversation details (#397)

* Add Contact panel changes

* Fix parent iframe blocked

* Add Conversation Panel, Contact messages

* Update contact panel with conversation details

* Update designs in sidebar

* Fix specs

* Specs: Add specs for conversationMetadata and contact modules

* Fix currentUrl issues

* Fix spelling

* Set default to empty string

app/javascript/widget/api/specs/endPoints.spec.js

@@ -2,14 +2,20 @@ import endPoints from '../endPoints';
 
 describe('#sendMessage', () => {
   it('returns correct payload', () => {
+    const spy = jest.spyOn(global, 'Date').mockImplementation(() => ({
+      toString: () => 'mock date',
+    }));
     expect(endPoints.sendMessage('hello')).toEqual({
       url: `/api/v1/widget/messages`,
       params: {
         message: {
           content: 'hello',
+          referer_url: '',
+          timestamp: 'mock date',
         },
       },
     });
+    spy.mockRestore();
   });
 });