Revert "change readme file"

This reverts commit f898d005c378774ad1e2c47f8416ed037378da76.
Revert "Revert "change readme file""

This reverts commit 18c553e95d34a0de8b8c753019dda9ab327fde71.
Revert "Replace master branch with page content via GitHub"

This reverts commit afd97b8974850c53746ad35100b7165f5a69ccca.