Fixed bug where null were considered as objects

Signed-off-by: Florian BOUILLON <florian.bouillon@delta-wings.net>

.eslintrc.json

@@ -160,7 +160,6 @@
 		"no-throw-literal": "error",
 		"no-trailing-spaces": "error",
 		"no-undef-init": "error",
-		"no-underscore-dangle": "error",
 		"no-unsafe-finally": "error",
 		"no-unused-labels": "error",
 		"no-unused-vars": "off",
@@ -186,4 +185,4 @@
 		"use-isnan": "error",
 		"valid-typeof": "off"
 	}
-}
+}