Suppress bugs that don't need fixing

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/net/trunk@1741764 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/findbugs-exclude-filter.xml b/findbugs-exclude-filter.xml
index 704f299..43aab16 100644
--- a/findbugs-exclude-filter.xml
+++ b/findbugs-exclude-filter.xml
@@ -63,6 +63,23 @@
     <Bug code="SF" />
   </Match>
 
+  <!-- Deprecated code -->
+  <Match>
+    <Class name="org.apache.commons.net.nntp.ArticlePointer" />
+    <Bug code="UrF" />
+  </Match>
+
+  <!-- Used externally -->
+  <Match>
+    <Class name="org.apache.commons.net.pop3.POP3MessageInfo" />
+    <Or>
+      <Field name="size"/>
+      <Field name="identifier"/>
+    </Or>
+    <Bug code="UrF" />
+  </Match>
+
+
   <!-- Don't check examples -->
   <Match>
     <Package name="~examples\..*" />