Changed lowercase 'edit' in isGranted to uppercase 'EDIT'

The isGranted('edit') function returns false even when the user has the EDIT role, because the role naming conventions are to use uppercase. Changing the lowercase 'edit' in isGranted to uppercase 'EDIT' fixes the template.
Changed lowercase 'edit' in isGranted to uppercase 'EDIT'

The isGranted('edit') function returns false even when the user has the EDIT role, because the role naming conventions are to use uppercase. Changing the lowercase 'edit' in isGranted to uppercase 'EDIT' fixes the template.
Merge pull request #377 from jverburg/master

Changed lowercase 'edit' in isGranted to uppercase 'EDIT'