Adding Account details on the "My Registry Dashboard"

**NEW TO DO: Staff's version of My Business Registry page with account info - what about staff thumbnail image?**

### Visual Design Comps:
https://projects.invisionapp.com/share/PN12SQFI72VK#/screens?browse

### Work Includes:
1. Updating Top Page Title area + Breadcrumbs on the following pages:
- BC Reg Dashboard
- My Business Registry
- My PPR/MHR/Assets Registries
- Business Search
- Account page (also update browser window name to "BC Registries Account" from "BC Business Registry"
2. Adding Help/Learn More links

### Description

Users are often confused about their:
- Account Number
- Account Name

when they log in to the BC registry. It's present under the top right corner below your name but with users switching accounts - this will help the user understand their account information