Add bulk partner email invites

Allows the workspace to invite one to many partners with the same application instance. The user separates each email with a comma to create the email chip.

Additional features:
- Backspace/del to highlight the previous email chip. Press key again to delete
- User can use the left and right arrow keys to select other chips to delete
- When tabbing out of the input, the email chip is created or validated to correct
- Separate emails are sent to each partner so not share PIP

Author: marcusljf