docs(README): outdated MD-CLI documentation - #363

[d-e-v-esh]

Signed-off-by: d-e-v-esh [email protected]

Closes #363

The documentation of the markdown-cli is outdated and contains commands that do not work. This PR updates that. The new documentation is copied from this page where the updated documentation is provided and converted to markdown.

This issue was highlighted here.

Author Checklist

• Ensure you provide a DCO sign-off for your commits using the --signoff option of git commit.
• Vital features and changes captured in unit and/or integration tests
• Commits messages follow AP format
• Extend the documentation, if necessary
• Merging to master from fork:branchname

[coveralls]

Coverage remained the same at 89.081% when pulling f5536cc on d-e-v-esh:master into bdf05d5 on accordproject:master.

[jeromesimeon]

This is great! Thanks for the update.