Update changelog.html

h2/src/docsrc/html/changelog.html

@@ -21,6 +21,14 @@ Change Log
 
 <h2>Next Version (unreleased)</h2>
 <ul>
+<li>Issue #1407: Add a MODE() aggregate function
+</li>
+<li>PR #1402: Duplicate conditions in column check constraint
+</li>
+<li>PR #1399: Add more subclasses of SQLException and use it for some error codes
+</li>
+<li>PR #1397: Add DATEADD return type detection
+</li>
 <li>Issue #1393: Add INFORMATION_SCHEMA.COLUMNS.IS_VISIBLE
 </li>
 <li>PR #1392: Some refactoring and assorted minor optimizations