Fedora Info: Created new templates in the wiki

Hi everybody,

I don't know if my way of doing things is correct or not. Please feel
free to tell me if I should do otherwise.

Translating pages on the wiki, I felt it would be good to add some
styling templates in order to promote consistency all along the wiki.

I know that tastes and colors are debatable, thus feel also free to tell
me "No. This is not convenient" .

The templates I added are :

They are visible in action in only this page at the moment:
https://fedoraproject.org/wiki/Bugs_and_feature_requests

Thank you for feedback.

Regards

Fedora Info