975593(username) -  Make name field validation consistent across entities, and
use the non-html validator

Removed the constraint from username_validator for < > /.Altered existing test
cases for the same.
Merge pull request #2675 from pgodhani/username

975593(username) -  Make name field validation consistent across entities, and use the non-html validator
Nutupane: fixing Angular expression === JS errors.
Nutupane: fix alignment of details panel to table header.
Merge pull request #2688 from waldenraines/fix-angular-error

Nutupane: fixing Angular expression === JS errors.
Merge pull request #2689 from waldenraines/fix-nutupane-styling

Nutupane: fix alignment of details panel to table header.