Refactor readme.md

[chiukapoor]

Updates

• Add kind cluster to the example
• Update the commands in the Getting Started section to run locally
• Unify the gunzip and tar command
• Updated WordPress example yaml location
• Add plugin, venv, and provider-kubeconfig.log in .gitignore
• Remove parse-api-server-url.sh file and get apiserver URL using kubeconfig

[chiukapoor]

As discussed on Slack, I have updated the readme and removed the dependency to clone the repo till we fix the issue

[devdattakulkarni]

Looks good!