[dconf] add is_relative_key to docs

[Ryan Lortie <ryanl src gnome org>]

commit 4fa641c1cd327e8985a93446c91417cf4489ef71
Author: Ryan Lortie <desrt desrt ca>
Date:   Wed Oct 7 15:53:16 2009 -0400

    add is_relative_key to docs

 docs/reference/dconf-sections.txt |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/docs/reference/dconf-sections.txt b/docs/reference/dconf-sections.txt
index a8cd5a6..dac1cb0 100644
--- a/docs/reference/dconf-sections.txt
+++ b/docs/reference/dconf-sections.txt
@@ -9,6 +9,7 @@ DConfWatchFunc
 dconf_is_key
 dconf_is_path
 dconf_is_key_or_path
+dconf_is_relative_key
 
 <SUBSECTION>
 dconf_match