Gwen Demo - Add Account moved from drop-down

Description: Related to #111. This story is to move the Add Account functionality from the drop-down to the Users page.

- [ ] Should move Add Account functionality from drop-down to Users page.
- [ ] Should popup the same Add Account modal with Create New and Import.
- [ ] Should be demoed.

Start by reading the related issue #111 and locating the current Add Account drop-down and Users page. Compare the existing Add Account modal, including Create New and Import, with the requested new location. Done means the same modal is available from the Users page instead of the drop-down and the result is demoed.

Written by the indexing model from the issue text.