Create a new manpage for the gitignore format, and reference it elsewhere

diff --git a/Documentation/git-commit-tree.txt b/Documentation/git-commit-tree.txt
index 41d1a1c4b340b17a545feebe9877def8b009933f..504a3aa1b460ffac9308bec4ff72cf657f8fec30 100644 (file)
--- a/Documentation/git-commit-tree.txt
+++ b/Documentation/git-commit-tree.txt
@@ -3,7 +3,7 @@ git-commit-tree(1)
 
 NAME
 ----
-git-commit-tree - Creates a new commit object
+git-commit-tree - Create a new commit object
 
 
 SYNOPSIS
@@ -12,6 +12,9 @@ SYNOPSIS
 
 DESCRIPTION
 -----------
+This is usually not what an end user wants to run directly.  See
+gitlink:git-commit[1] instead.
+
 Creates a new commit object based on the provided tree object and
 emits the new commit object id on stdout. If no parent is given then
 it is considered to be an initial tree.
@@ -57,6 +60,8 @@ either `.git/config` file, or using the following environment variables.
        GIT_AUTHOR_DATE
        GIT_COMMITTER_NAME
        GIT_COMMITTER_EMAIL
+       GIT_COMMITTER_DATE
+       EMAIL
 
 (nb "<", ">" and "\n"s are stripped)
 
@@ -81,6 +86,11 @@ Your parents must have hated you!::
 Your sysadmin must hate you!::
     The password(5) name field is longer than a giant static buffer.
 
+Discussion
+----------
+
+include::i18n.txt[]
+
 See Also
 --------
 gitlink:git-write-tree[1]