[averez-docs] sphinx installation
[averez-doc] TOC
[averez-doc] Installation doc
[averez-doc] try level 3 depth for toc
Revert "[averez-doc] try level 3 depth for toc"

This reverts commit c7c1ff25ae031b2cb7b15454bfbafd212f50d6ae.
[averez-doc] overview
Merge pull request #12 from netantho/averez-doc

start documentation