Update documentation

TRAVIS_JOB_NUMBER=4197.2
TRAVIS_COMMIT_RANGE=e0b0e6330de0...4672ccf2e391

pmd_release_notes.html

@@ -1376,6 +1376,7 @@ won’t be found by default by the rule anymore.</li>
   </li>
   <li>java-bestpractices
     <ul>
+      <li><a href="https://github.com/pmd/pmd/issues/1227">#1227</a>: [java] UnusedFormalParameter should explain checkAll better</li>
       <li><a href="https://github.com/pmd/pmd/issues/1862">#1862</a>: [java] New rule for MessageDigest.getInstance</li>
       <li><a href="https://github.com/pmd/pmd/issues/1952">#1952</a>: [java] UnusedPrivateField not triggering if @Value annotation present</li>
     </ul>
@@ -1477,6 +1478,7 @@ subpackages, except <a href="https://javadoc.io/page/net.sourceforge.pmd/pmd-jav
   <li><a href="https://github.com/pmd/pmd/pull/1977">#1977</a>: [plsql] fix for skipping sql starting with WITH - <a href="https://github.com/szyman23">Piotr Szymanski</a></li>
   <li><a href="https://github.com/pmd/pmd/pull/1986">#1986</a>: [plsql] Fix for cursors in anonymous blocks - <a href="https://github.com/szyman23">Piotr Szymanski</a></li>
   <li><a href="https://github.com/pmd/pmd/pull/1994">#1994</a>: [core] Resolve pmd-report failure when java folder in filepath - <a href="https://github.com/shahamish150294">Amish Shah</a></li>
+  <li><a href="https://github.com/pmd/pmd/pull/2015">#2015</a>: [java] Update doc for unused formal parameter - <a href="https://github.com/shahamish150294">Amish Shah</a></li>
 </ul>
 
 
@@ -1495,7 +1497,7 @@ subpackages, except <a href="https://javadoc.io/page/net.sourceforge.pmd/pmd-jav
             <div class="row">
                 <div class="col-lg-12 footer">
                &copy;2019 PMD Open Source Project. All rights reserved. <br />
- Site last generated: Sep 14, 2019 <br />
+ Site last generated: Sep 15, 2019 <br />
 <p><img src="images/pmd-logo-small.png" alt="Company logo"/></p>
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