Merge pull request #25 from dreamfactorysoftware/dependabot/composer/master/dreamfactory/df-core-approx-0.16.1

Update dreamfactory/df-core requirement from ~0.16.0 to ~0.16.1

Author: yaroslavmo

composer.json

@@ -30,7 +30,7 @@
   "minimum-stability": "dev",
   "prefer-stable": true,
   "require":     {
-    "dreamfactory/df-core":   "~0.16.0",
+    "dreamfactory/df-core":   "~0.16.1",
     "dreamfactory/df-system": "~0.3.0"
   },
   "autoload":    {