QA-T848

New Custom Widget Editor is has the capacity to support the following:

• Add, edit, duplicate, and delete properties ("props") to/from custom widgets
• Add, edit, duplicate, and delete events to/from custom widgets
• Navigate the editor by changing the view size, changing the code tabs, and able to navigate to the appropriate "help" page
• User is able to edit the HMTL/CSS/Javascript of the widget and see the changes in the preview pane
• User is able to put in test values for the props added to the custom widget
• User is able to view the logs/errors generated by the custom widget

User has to be an Account Owner or Sysadmin to have access to New Custom Widgets screen (found in the Account Settings page)