Site Documentation link opens site in child window.

[Codewizard]

IMPORTANT: Please provide a sample using: http://plnkr.co/edit/lV7zsw7Yqossgs9JOfQU?p=preview

• I'm submitting a ...
  [ X] bug report
  [ ] feature request
  [ ] question about the decisions made in the repository

• Do you want to request a feature or report a bug?
  Bug

• What is the current behavior?

1. Navigate to the website http://shlomiassaf.github.io/ngx-modialog/#/home
2. Click Documentation
3. fill site opens in child frame.

also your plunker examples are all still broken in chrome.

• If the current behavior is a bug, please provide the steps to reproduce and if possible a minimal demo of the problem via
  https://plnkr.co or similar (you can use one of the templates above as a starting point).

1. Navigate to the website http://shlomiassaf.github.io/ngx-modialog/#/home
2. Click Documentation
3. full site opens in child frame.

• What is the expected behavior?
  That the documentation is available.

• What is the motivation / use case for changing the behavior?
  So users can view documentation.

• Please tell us about your environment:

• Angular version: ? N/A
• Browser: [all | Chrome x | Firefox XX | IE XX | Safari XX | Mobile Chrome XX | Android X.X Web Browser | iOS XX Safari | iOS XX UIWebView | iOS XX WKWebView ]

• Other information (e.g. detailed explanation, stacktraces, related issues, suggestions how to fix, links for us to have context, eg. stackoverflow, gitter, etc)