Updated changelog (ref #634)

Author: gsherwood

package.xml

@@ -36,6 +36,8 @@ http://pear.php.net/dtd/package-2.0.xsd">
     -- Ueeful if you want to override some of the high-level settings of PHPCS or PHPCBF
     -- Thanks to John Maguire for the patch
   - Added additional verbose output for CSS tokenizing
+  - Squiz ComparisonOperatorUsageSniff now checks FOR, WHILE and DO-WHILE statements
+    -- Thanks to Arnout Boks for the patch
   - Fixed bug #660 : Syntax checks can fail on Windows with PHP5.6
   - Fixed bug #784 : $this->trait is seen as a T_TRAIT token
   - Fixed bug #786 : Switch indent issue with short array notation