submodules: allow parallel fetching, add tests and documentation

diff --git a/Documentation/config.txt b/Documentation/config.txt
index b4b01948d0c52a42a322ed2cdeb33f475bf08c22..2d06b11f25e66779e84d9762c825a5d9c0a39ee0 100644 (file)
--- a/Documentation/config.txt
+++ b/Documentation/config.txt
@@ -1122,6 +1122,9 @@ credential.<url>.*::
        example.com. See linkgit:gitcredentials[7] for details on how URLs are
        matched.
 
+credentialCache.ignoreSIGHUP::
+       Tell git-credential-cache--daemon to ignore SIGHUP, instead of quitting.
+
 include::diff-config.txt[]
 
 difftool.<tool>.path::