Landing Page for ADL

[harsh4799]

Create a landing page, similar to http://aima.cs.berkeley.edu/ with titles, authors, contributors as well as an overview of all chapters and their subchapters (Which should be populated according to the folders present in the repository).

• Landing Page

[git-pi-e]

So markdown has it's own way of ordered and unordered lists, which jekyll will identify easily and parse to HTML. I can do this one.