jfrog.com/jfrog-cli

[and-ri]

closes #673

[what-the-diff]

PR Summary

• Added a new file for building, testing, and distribution
  A new file named package.yml has been added to the project, which provides instructions on how to build, test, and distribute jfrog-cli.

• Specified dependencies for building the software
  Dependencies such as gx/cc, gx/make, and go runtime are listed in the package.yml file to ensure proper building of the software.

• Two executable commands after installation
  Post-installation, users can run either bin/jf or bin/jfrog, both of which point to the same executable binary in the specified prefix.