magento/magento2#: Magento_Config module. Fix content in read file

Author: atwixfirster

app/code/Magento/Config/README.md

@@ -1,8 +1,6 @@
-#Config
+# Magento_Config module
+
 The Config module is designed to implement system configuration functionality.
-It provides mechanisms to add, edit, store and retrieve the configuration data
-for each scope (there can be a default scope as well as scopes for each website and store).
+It provides mechanisms to add, edit, store and retrieve the configuration data for each scope (there can be a default scope as well as scopes for each website and store).
 
-Modules can add items to be configured on the system configuration page by creating 
-system.xml files in their etc/adminhtml directories. These system.xml files get merged 
-to populate the forms in the config page.
+Modules can add items to be configured on the system configuration page by creating system.xml files in their etc/adminhtml directories. These system.xml files get merged to populate the forms in the config page.