Bump version

Bump version 2.3.0

Add documentation for diff-stat

Update version

Update package.json for release

Merge branch 'redbeardcreator-fix-find-warning'

Bump npm version

Merge branch 'bitboxer-add-directory-depth-config'

Remove -e flag setting

Merge pull request kamranahmedse#38 from apjanke/help_option

Add explicit -h "help" option and longer usage message