URL Field directive update and Angular e2e tests

- Modified the directive to instantiate the URL field plugin without any url value and to also check the typeof for url value
- Added Angular e2e HTML page
- Added Angular e2e tests
Merge pull request #56 from stulees/chore/url-field-ng-e2e

URL Field directive update and Angular e2e tests
Merge pull request #57 from Rise-Vision/chore/update-alignment-html

Change alignment HTML
Merge branch 'master' of https://github.com/Rise-Vision/widget-settings-ui-components