* Rename `mizu` to `kubeshark`
* Rename `up9inc` to `kubeshark`
* Change the logo, title, motto and the main color
* Replace the favicon
* Update the docs link
* Change the copyright text in C files
* Remove a comment
* Rewrite the `README.md` and update the logo and screenshots used in it
* Add a `TODO`
* Fix the grammar
* Fix the bottom text in the filtering guide
* Change the Docker Hub username of cross-compilation intermediate images
* Add an install script
* Fix `docker/login-action` in the CI
* Delete `build-custom-branch.yml` GitHub workflow
* Update `README.md`
* Remove `install.sh`
* Change the motto back to "Traffic viewer for Kubernetes"
* Replace all `rlog` occurrences with the shared logger
* Use the same log format in `InitLoggerStderrOnly` as well
* Convert one more `log.Fatal` to `logger.Log.Errorf` as well in the `cli`
* Replace `log.` occurrences with `logger.Log.` in `agent`
* Fix `cannot use err (type error)`
* Change the logging level to `DEBUG`
* Replace an `Errorf` with `Fatal`
* Add informative message
