changelog update for #34

Author: samsonasik

CHANGELOG.md

@@ -50,6 +50,11 @@ Versions 0.3.0 and prior were released as "weierophinney/problem-details".
   modifies the constructor of `Zend\ProblemDetails\ProblemDetailsNotFoundHandler`;
   the `$responseFactory` argument is now required.
 
+- [#34](https://github.com/zendframework/zend-problem-details/pull/34) updates
+  the default `$jsonFlag` to the `Zend\ProblemDetails\ProblemDetailsResponseFactory`
+  constructor to include `JSON_PRETTY_PRINT` only when the `$isDebug` argument
+  is boolean `true`.
+
 ### Deprecated
 
 - Nothing.
@@ -67,7 +72,7 @@ Versions 0.3.0 and prior were released as "weierophinney/problem-details".
 ### Added
 
 - [#30](https://github.com/zendframework/zend-problem-details/pull/30)
-  adds PSR-15 support. 
+  adds PSR-15 support.
 
 ### Changed