[PATCH v3 2/2] git-config support for diff.relative setting

added support for `git diff --no-relative` (code, documentation, and tests) git-diff --no-relative overrides diff.relative config setting and prior git-diff --relative[=] options. --- Documentation/diff-config.txt | 1 + Documentation/diff-options.txt | 4 +++ diff.c

[PATCH v3 2/2] git-config support for diff.relative setting

added support for `git diff --no-relative` (code, documentation, and tests) git-diff --no-relative overrides diff.relative config setting and prior git-diff --relative[=] options. --- Documentation/diff-config.txt | 1 + Documentation/diff-options.txt | 4 +++ diff.c