9-rc-12
    created CHANGELOG.txt
    fixed erase-flash
    changeesp and add-to-export.txt now dynamically pull targets from idf.py --list-targets
    simplified alias for idf-tools-cmd

9-rc-final
    fixed and renamed ESPIDF_INSTALLDIR ESPIDFTOOLS_INSTALLDIR
    removed install branch command
    various bug fixes
    various error checking added
    various stability improvements
    updated and cleaned up README
    added bash shell support (experimental)
    full testing done

1.0-prerelease
    versioning number reset
    cleaned up and updated README

1.0-prerelease-2
    testing completed
    updated README
    various spelling and appearance fixes
    various bug fixes
    cleaned up the repo