Sync with maint

diff --git a/Documentation/git.txt b/Documentation/git.txt
index de7b870a35e63e43652be6468e6e5a17d2708a14..c6175d45e4257efa96995853f00e42baf4b221f9 100644 (file)
--- a/Documentation/git.txt
+++ b/Documentation/git.txt
@@ -43,9 +43,11 @@ unreleased) version of Git, that is available from the 'master'
 branch of the `git.git` repository.
 Documentation for older releases are available here:
 
-* link:v2.1.0/git.html[documentation for release 2.1]
+* link:v2.1.2/git.html[documentation for release 2.1.2]
 
 * release notes for
+  link:RelNotes/2.1.2.txt[2.1.2],
+  link:RelNotes/2.1.1.txt[2.1.1],
   link:RelNotes/2.1.0.txt[2.1].
 
 * link:v2.0.4/git.html[documentation for release 2.0.4]
@@ -452,6 +454,11 @@ example the following invocations are equivalent:
        given will override values from configuration files.
        The <name> is expected in the same format as listed by
        'git config' (subkeys separated by dots).
++
+Note that omitting the `=` in `git -c foo.bar ...` is allowed and sets
+`foo.bar` to the boolean true value (just like `[foo]bar` would in a
+config file). Including the equals but with an empty value (like `git -c
+foo.bar= ...`) sets `foo.bar` to the empty string.
 
 --exec-path[=<path>]::
        Path to wherever your core Git programs are installed.