Delete repeating html page

This page is the same as the team.html
Update softuni_jokes.html

Add some bisers from Nakov
Done issue #14

Removing the background of the arrows
Update videos.html

Add some more gifs
fixed text bug in softuni_jokes.html
Rename page videos and remove empty page gifs
add validators for HTML5 and CSS3
update gifs.html and pictures.html
fixed urls in gifs.html
Delete videos.html because now it is gifs.html
Merge branch 'oconne'
css for the Team page

.
css team page

css
js for team page

.
fixed responsive design in softUni Jokes
add validators/W3CCSS.png & validators/W3CHTML.png
add more pictures
Update softuni_jokes.html
fix bugs in .figureImage  figcaptions
fixed some stuff in index.html