Add learn online slides.
Add slides for learn group
Merge pull request #41 from pgle/khan_slide

Khan slide
Header changes

Offset calculation fixed for navigation and added link for logo:
CSS chagnes for navigation

Changed the margin for card navigation.
- Added shadow for header
Revert "Header changes"

This reverts commit 8730db8fce059a4eb031a53b7c0607824e29d530.
Revert "CSS chagnes for navigation"

This reverts commit eaf279bc102fd0abd57ad2359791809fc6713b5c.
Merge pull request #42 from mkiedys/revert

Revert 8730db8 and eaf279b.
Populate group slides
Merge pull request #43 from pgle/khan_slide

Populate group slides
Fix navigation bar

- Add missing link,
- Fix navigation offset.
Fix Navigation and Carousel CSS

- Add shadow at Navigation bottom,
- Pad carousel controls.
fix indentation

- The convetion uses ' ' for spacing not '\t'. Replace all tab with
spaces in css and html.
Merge pull request #45 from vash000/layout-fixes

Restor Branch for Layout fix