Update 0.1.6.md

documentation/docs/changelog/0.1.6.md

@@ -56,6 +56,22 @@ dev_mode allows developers to view original responses from OpenAdmin and detaile
 - json responses are not minified
 - detailed error messages are shown
 
+
+To enable dev_mode:
+
+```
+opencli config update dev_mode on
+```
+
+To disable dev_mode:
+
+```
+opencli config update dev_mode on
+```
+
+and restart *admin* service.
+
+
 ----
 
 ### BasicAuth for OpenAdmin