Improve Readme and Contribution.md

[retzd-tech]

[NitinShaily]

hey, I want to contribute to Readme, can you tell me what are things you want me to add to it?

[retzd-tech]

hey, I want to contribute to Readme, can you tell me what are things you want me to add to it?

Anything that you might able to add :D
maybe something like

• published npm package version in npmjs
• Add some generator type that provided in here
• or you can refer to another popular project readme