chg: dev: refactored out the formatting characters from GIT.
chg: dev: refactored out the formatting characters from GIT.

This is to prepare to clean __init__.py from any initilisation process.
This will path the way to permit GitCommit being initilised with full
values in the ``git log`` scenario coming in a few commits.

JBKahn/gitchangelog,JBKahn/gitchangelog