Style: use consistent writing style (closes #43)

[aichbauer]

changed

• initial-commit -> initialCommit
• min-char -> minChar
• max-char -> maxChar
• end-with-dot -> endWithDot

This would be be a breaking change because if someone uses a .sgcrc file for a project it would not work any more.

[coveralls]

Coverage remained the same at 100.0% when pulling df34e1e on fix/sameStyle into fbb1981 on master.

[JPeer264]

LGTM

[coveralls]

Coverage remained the same at 100.0% when pulling 4f9155e on fix/sameStyle into 540af59 on master.