config.txt: add an entry for log.showSignature

The configuration variable log.showSignature is mentioned in git-log's manpage. Document it in git-config's manpage as well. Signed-off-by: Kyle Meyer <kyle@kyleam.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Kyle Meyer committed May 18, 2017 at 22:44 UTC ba4dce784e4db4c00c5d54bb22c239080049b3ee
1 file changed +4
Documentation/config.txt
+4
@@ -2057,6 +2057,10 @@ log.showRoot::
2057 Tools like linkgit:git-log[1] or linkgit:git-whatchanged[1], which
2058 normally hide the root commit will now show it. True by default.
2059
2060 +log.showSignature::
2061 + If true, makes linkgit:git-log[1], linkgit:git-show[1], and
2062 + linkgit:git-whatchanged[1] assume `--show-signature`.
2063 +
2064 log.mailmap::
2065 If true, makes linkgit:git-log[1], linkgit:git-show[1], and
2066 linkgit:git-whatchanged[1] assume `--use-mailmap`.