Add changelog entry

gnikonorov · gnikonorov · commit a5d13d4ced6d · 2020-06-02T08:21:57.000-04:00
diff --git a/changelog/6856.feature.rst b/changelog/6856.feature.rst
@@ -0,0 +1,3 @@
+A warning is now shown when an unknown key is read from a config INI file.
+
+The `--strict-config` flag has been added to treat these warnings as errors.

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	`+A warning is now shown when an unknown key is read from a config INI file.`
	`2`	`+`
	`3`	+The `--strict-config` flag has been added to treat these warnings as errors.