Sometimes it is unavoidable, but in general minimize it. Don't refactor a class and rename it at the same time. Hopefully moves just result in imports and paths

Sometimes it is unavoidable, but in general minimize it. Don't refactor a class and rename it at the same time. Hopefully moves just result in imports and paths changing, something that is not likely to confuse a blame (and rarely do I care about the blame lines on #includes/imports)