NEWS in cairo-1.5.1 vs NEWS in cairo-1.6.0

@@ -1,7 +1,21 @@
+Release 1.6.0 (2008-04-11) Kouhei Sutou <[e-mail]>)
+===========================================================
+
+Features
+--------
+  * Support cairo 1.6.0.
+  * Improve Quartz surface support. (thanks to kimura wataru, OBATA Akio)
+  * Support Cairo::Win32PrintingSurface.
+  * Support Cairo::QuartzImageSurface.
+  * Support ruby 1.9.1.
+  * Add Cairo::Paper.
+    * Improve size specification of Cairo::PSSurface,
+      Cairo::PDFSurface, Cairo::SVGSurface.
+
 Release 1.5.1 (2008-01-11) Kouhei Sutou <[e-mail]>)
-==========================================================
+===========================================================
 
 Features
 --------
   * Support Quartz surface.
   * Fix a wrong type conversion bug. (Binzo)
@@ -11,10 +25,10 @@
   * Rename Cairo::WIN32Surface to Cairo::Win32Surface
     * Cairo::WIN32Surface is still available for backward compatibility but
       don't use in newly written code.
 
 Release 1.5.0 (2007-05-27) Kouhei Sutou <[e-mail]>)
-==========================================================
+===========================================================
 
 Many API improvement.
 
 Features
 --------