updated npm modules

node_modules/cosmiconfig/README.md

@@ -405,12 +405,14 @@ Examples:
 
 ### packageProp
 
-Type: `string`.
+Type: `string | Array<string>`.
 Default: `` `${moduleName}` ``.
 
 Name of the property in `package.json` to look for.
 
-Use periods to describe a path to nested properties. For example, the value `'configs.myPackage'` will get you the `"myPackage"` value in a `package.json` like this:
+Use a period-delimited string or an array of strings to describe a path to nested properties.
+
+For example, the value `'configs.myPackage'` or `['configs', 'myPackage']` will get you the `"myPackage"` value in a `package.json` like this:
 
 ```json
 {
@@ -420,6 +422,29 @@ Use periods to describe a path to nested properties. For example, the value `'co
 }
 ```
 
+If nested property names within the path include periods, you need to use an array of strings. For example, the value `['configs', 'foo.bar', 'baz']` will get you the `"baz"` value in a `package.json` like this:
+
+```json
+{
+  "configs": {
+    "foo.bar": {
+      "baz": {..}
+    }
+  }
+}
+```
+
+If a string includes period but corresponds to a top-level property name, it will not be interpreted as a period-delimited path. For example, the value `'one.two'` will get you the `"three"` value in a `package.json` like this:
+
+```json
+{
+  "one.two": "three",
+  "one": {
+    "two": "four"
+  }
+}
+```
+
 ### stopDir
 
 Type: `string`.