cleanup of features and update site

Signed-off-by: Florian Thienel <florian@thienel.org>
diff --git a/org.eclipse.vex/build.properties b/org.eclipse.vex/build.properties
index 5acd29a..6e9be45 100644
--- a/org.eclipse.vex/build.properties
+++ b/org.eclipse.vex/build.properties
@@ -4,7 +4,6 @@
                about.mappings,\
                about.properties,\
                plugin.properties,\
-               wtp_prod32.gif,\
-               wtp_prod32.png
+               vex32.png
 source.. = src_does_not_exist/
 src.includes = about.html