Adding support for Ruby and more functions

[Shirkiss]

1. Adding support in generating Ruby page objects with all existing functionality (click methods, generate page objects, fill method, fill and submit method and verify URL method)
2. Adding support in custom attributes (e.g. "data-automations")
3. Adding support in scanning div/span
4. Adding support in verify visible methods (for elements of type div & span)
5. Adding "go to page" method (method with page URL)
6. Adding documentation to main functions
7. Adding "name format" option to let the user decide if he wants to use the element's inner text to determine the page object name or to use the attribute value.
8. Adding support to "index" param on Ruby templates when the attribute value is identical to another page object.