Update README.md

[jasonelliots]

fixes suggested updates

Type of change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

Change Status

• Complete, tested, ready to review and merge
• Complete, but not tested (may need new tests)
• Incomplete/work-in-progress, PR is for discussion/feedback

Checklist

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• My code has been reviewed by at least one peer
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• There are no merge conflicts