Add Vim modeline to gitconfig.m4.

This is necessary because of its m4 extension.

diff --git a/gitconfig.m4 b/gitconfig.m4
index 1dd4f7b7b3a25f58bb7222b43a0c225582caabfc..c9be20a001aa7312d422992ca5f6b8bc3ea130e1 100644 (file)
--- a/gitconfig.m4
+++ b/gitconfig.m4
@@ -19,3 +19,5 @@
        me = merge
        # Custom commands.
        glog = log --pretty=oneline --graph --all
+
+# vim: ft=gitconfig