Add Sending Invitations to Join Your Team in Quepid Capability

[epugh]

Description

Now you can send an invite to someone to have them join your team in Quepid, and tehy get their own invite link.

Motivation and Context

Quepid is about encouraging collaboration between people, but today, to share a case with someone you need them to sign up first, then let you know, then you add them to the team, and then they can see the case!

Now you can just send them an invite!

How Has This Been Tested?

manually and unit tests and a actual user flow that does the whole sequence!

Screenshots or GIFs (if appropriate):

Types of changes

• [] Bug fix (non-breaking change which fixes an issue)
• Improvement (non-breaking change which improves existing functionality)
• [] New feature (non-breaking change which adds new functionality)
• [] Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• [] I have updated the documentation accordingly.
• [] I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• All new and existing tests passed.