Revert "maps_libs.js"

This reverts commit a172165873f5e9244c866b01c03d7952a813bb3d.
Revert "index.html"

This reverts commit fb8fafd6ad6a9da6f1d8dd9b33cce196807312a0.
Revert "index.html update"

This reverts commit e0825ede0c8f12b407e51c9f394af03ba1c7c3d8.