Fix for Web Page Widget Issue #10

- Revised URL regular expression to use a less strict yet very reliable and rigorously tested version
- Applying a patch prior to url validation that adds http:// if no protocol is present
Fix comparison operator

- === instead of ==
- Removed , from last public function in return object of Utilities module
Adding , back
Merge pull request #18 from Rise-Vision/bug/url-validation

Revised URL validation