Changes the header with the new styling of sub nav and adds issuer name to the header as well #280 [#69011040] [#69006942]
Readme redraft/ update.
Commenting out issuer name dropdown for now
Merge pull request #321 from mozilla/navigationz

Changes the header with the new styling of sub nav and adds issuer name ...
Merge pull request #326 from mozilla/readme-update

Readme redraft/ update.