Update video.html

Added two more videos.
Update index.html

Added two new links to the corresponding video.
Merge pull request #10 from afterboot/patch-1

Update video.html
Merge pull request #11 from afterboot/patch-2

Update index.html
Update video.html

Added another video.
Merge pull request #12 from afterboot/patch-3

Update video.html
Update index.html

Added link to corresponding video.
Merge pull request #13 from afterboot/patch-4

Update index.html