Releasinator changes

- Updated Releasinator version to 0.6
- Renamed Changelog.md file to CHANGELOG.md
- Added new line at the end of file

sample/doc/notifications/GetWebhook.html

@@ -11,4 +11,4 @@ However, in real case scenario, we could use just the ID from database or retrie
     <span class="hljs-keyword">exit</span>(<span class="hljs-number">1</span>);
 }</div></div></div><div class="segment"><div class="comments "><div class="wrapper"><p>NOTE: PLEASE DO NOT USE RESULTPRINTER CLASS IN YOUR ORIGINAL CODE. FOR SAMPLE ONLY</p></div></div><div class="code"><div class="wrapper"> ResultPrinter::printResult(<span class="hljs-string">"Get a Webhook"</span>, <span class="hljs-string">"Webhook"</span>, <span class="hljs-variable">$output</span>-&gt;getId(), <span class="hljs-keyword">null</span>, <span class="hljs-variable">$output</span>);
 
-<span class="hljs-keyword">return</span> <span class="hljs-variable">$output</span>;</div></div></div></div></body></html>
+<span class="hljs-keyword">return</span> <span class="hljs-variable">$output</span>;</div></div></div></div></body></html>