added example for SimplifyBooleanReturn

docs/config_misc.html

@@ -301,8 +301,23 @@
       </p>
       <!-- --> <a name="SimplifyBooleanReturn"></a> <h2>SimplifyBooleanReturn</h2> <h4>Description</h4>
       <p class="body">
-      Checks for overly complicated boolean return statements. Idea shamelessly stolen 
-      from the equivalent <a href="http://pmd.sourceforge.net">PMD rule</a>.
+      Checks for overly complicated boolean return statements. For example the following code
+      </p>
+      <pre class="body">
+if (valid())
+    return false;
+else
+    return true;
+      </pre>
+      <p class="body">
+      could be written as
+      <pre class="body">
+return !valid();
+      </pre>
+      </p>
+      <p class="body">
+      The Idea for this Check has been shamelessly stolen
+      from the equivalent <a href="http://pmd.sourceforge.net">PMD</a> rule.
       </p>
       <h4>Example</h4>
       <p class="body">