Updated Customize Filer Store (markdown)

Customize-Filer-Store.md

@@ -3,8 +3,8 @@ It is fairly easy if you need to store filer metadata with other data store.
 Let's use "yourstore" as the chosen name.
 
 Here are the steps:
-1. add a package under github.com/chrislusf/seaweedfs/weed/filer2/yourstore
-2. implement the filer2.FilerStore interface
+1. Add a package under github.com/chrislusf/seaweedfs/weed/filer2/yourstore
+2. Implement the filer2.FilerStore interface
 ```
 package filer2
 
@@ -13,6 +13,7 @@ import (
 )
 
 type FilerStore interface {
+	// GetName gets the name to locate the configuration in filer.toml file
 	GetName() string
 	// Initialize initializes the file store
 	Initialize(configuration Configuration) error
@@ -24,6 +25,7 @@ type FilerStore interface {
 }
 
 ```
+
 3. Remember to add yourstore to the list of supported stores
 ```
 func init() {