[pygtk] reference: pygtk-gtkcurve.xml: change the warning into a deprecation warning

[Dieter Verfaillie <dieterv src gnome org>]

commit b2ea766aebf250ea85c533f29e048fbd54aba791
Author: Dieter Verfaillie <dieterv optionexplicit be>
Date:   Tue Feb 22 16:59:27 2011 +0100

    reference: pygtk-gtkcurve.xml: change the warning into a deprecation warning

 docs/reference/pygtk-gtkcurve.xml |    7 ++-----
 1 files changed, 2 insertions(+), 5 deletions(-)
---
diff --git a/docs/reference/pygtk-gtkcurve.xml b/docs/reference/pygtk-gtkcurve.xml
index 009f2a2..2750d5f 100644
--- a/docs/reference/pygtk-gtkcurve.xml
+++ b/docs/reference/pygtk-gtkcurve.xml
@@ -180,11 +180,8 @@ linkend="signal-gtkcurve--curve-type-changed">curve-type-changed</link>"</term>
     <title>Description</title>
 
     <note>
-      <para>This widget is considered too specialized or little-used for
-PyGTK, and will in the future be moved to some other package. If your
-application needs this widget, feel free to use it, as the widget does work
-and is useful in some applications; it's just not of general interest.
-However, it will eventually move out of the PyGTK distribution.</para>
+      <para><link linkend="class-gtkcurve"><classname>gtk.Curve</classname></link>
+      is deprecated in GTK+ 2.20 and PyGTK 2.22 since it is too specialized.</para>
     </note>
 
     <para>The <link