Add option --require to load custom Ruby code (#574)

man/git-generate-changelog.1.html

@@ -248,6 +248,15 @@
 
 <p>   Filename to use for cache log. Default is github-changelog-logger.log in a temporary directory.</p>
 
+<pre><code>--ssl-ca-file [PATH]
+</code></pre>
+
+<p>   Path to cacert.pem file. Default is a bundled lib/github_changelog_generator/ssl_certs/cacert.pem. Respects SSL_CA_PATH.</p>
+
+<p>   --require file1.rb,file2.rb</p>
+
+<p>   Paths to Ruby file(s) to require before generating changelog.</p>
+
 <p>   --[no-]verbose</p>
 
 <p>   Run verbosely. Default is true</p>
@@ -277,7 +286,7 @@
 
   <ol class='man-decor man-foot man foot'>
     <li class='tl'></li>
-    <li class='tc'>December 2016</li>
+    <li class='tc'>October 2017</li>
     <li class='tr'>git-generate-changelog(1)</li>
   </ol>