V4Leni

Fix minor bugs

Fix minor UI bugs

Upgrade app performance

[Groups]
Add "Groups" in the registration.
Display affiliated groups in the profile dashboard

[Login Options after clicking ‘Ok’ in Invitation Alert]
When the user choose an account that is already registered, instead of redirecting the user to Login Screen, the user will just stay in the view so that he can choose a different account

[App Link]
Updated the message content on the V4Leni recruitment link