Removing image.onload fix from gwt 2.0 release notes because it was reverted.

Patch by: jlabanca
Review by: scottb



git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@7232 8db76d5a-ed1c-0410-87a9-c151d255dfc7
diff --git a/distro-source/core/src/release_notes.html b/distro-source/core/src/release_notes.html
index 90792b3..c75207a 100644
--- a/distro-source/core/src/release_notes.html
+++ b/distro-source/core/src/release_notes.html
@@ -129,10 +129,6 @@
       <h3>Fixed Issues</h3>
       <ul>
         <li>
-          Image.onload event does not fire on Internet Explorer when image is in cache 
-          (<a href="http://code.google.com/p/google-web-toolkit/issues/detail?id=863">#863</a>)
-        </li>
-        <li>
           In UiBinder <code>&lt;ui:style&gt;</code> blocks, css class names may contain dashes.
         </li>
         <li>