* Feature: Introduce Super Admins
- added new devise model for super user
- added administrate gem
- sample dashboards for users and accounts
Co-authored-by: Pranav Raj Sreepuram <pranavrajs@gmail.com>
Addresses: #402
- migrations to split roles and other attributes from users table
- make changes in code to accommodate this change
Co-authored-by: Sojan Jose <sojan@pepalo.com>
Co-authored-by: Pranav Raj Sreepuram <pranavrajs@gmail.com>