Update Readme

[mariobehling]

The readme file is outdated, e.g. it shows Heroku for test servers. Update the readme to reflect the current state of the project.

[mogiiee]

Hey @mariobehling what kind of changes would you like in the readme id be happy to help.

[Swarnlataaa]

Hey @mariobehling what kind of changes would you like in the readme , I m down to collaborate.

[SumaiyaSafdar]

Hey @mariobehling i would love to contribute

[Elon7069]

I am going with it