[libdazzle] docs: add a description of the library

[Christian Hergert <chergert src gnome org>]

commit 477cbb54adb652c253d056192cdf1532ea744763
Author: Christian Hergert <chergert redhat com>
Date:   Tue Jun 13 00:22:33 2017 -0700

    docs: add a description of the library

 doc/dazzle-docs.sgml |    8 +++++++-
 1 files changed, 7 insertions(+), 1 deletions(-)
---
diff --git a/doc/dazzle-docs.sgml b/doc/dazzle-docs.sgml
index 96d8ef3..98e3ecf 100644
--- a/doc/dazzle-docs.sgml
+++ b/doc/dazzle-docs.sgml
@@ -12,13 +12,19 @@
     <releaseinfo>
       <para>This document is the API reference for for &package_name; &package_version;.</para>
       <para>
+        Dazzle is a library to help you write beautiful and efficient Gtk applications.
+        It includes a collection of dazzling Gtk widgets, data structures, search engines,
+       a shortcut engine, panels, desktop integration, and those missing pieces from
+       common libraries that help you write cleaner and safer code.
+      </para>
+      <para>
         The latest version of this API reference is also available
         <ulink role="online-location" url="https://developer.gnome.org/libdazzle/";>online</ulink>.
       </para>
       <para>
         If you find any issues in this API reference, please report it
         using <ulink type="http" url="&package_bugreport;">the online
-          bug reporting tool</ulink> at bugzilla.gnome.org.
+        bug reporting tool</ulink> at bugzilla.gnome.org.
       </para>
     </releaseinfo>