Update introduction/whatsnew_with_210.md

Author: lmajano

introduction/whatsnew_with_210.md

@@ -1,2 +1,12 @@
 # What's New With 2.1.0
+This release is part of the ColdBox 4.2.0 update and contains the following updates:
 
+## Improvement
+
+<ul>
+<li>[<a href='https://ortussolutions.atlassian.net/browse/LOGBOX-19'>LOGBOX-19</a>] -         Update the documentation URL in box.json
+</li>
+<li>[<a href='https://ortussolutions.atlassian.net/browse/LOGBOX-21'>LOGBOX-21</a>] -         AbstractAppender.cfc function &quot;CanLog&quot; fails due to text/int comparison
+</li>
+</ul>
+