update README

README.md

@@ -3,7 +3,6 @@
 [![Build Status](https://travis-ci.org/nishiki/manage-password.svg?branch=master)](https://travis-ci.org/nishiki/manage-password)
 [![License](https://img.shields.io/badge/license-GPL--2.0-blue.svg)](https://github.com/nishiki/manage-password/blob/master/LICENSE)
 
-
 mpw is a little software which stores your passwords in [GnuPG](http://www.gnupg.org/) encrypted files.
 
 ## Features
@@ -11,6 +10,8 @@ mpw is a little software which stores your passwords in [GnuPG](http://www.gnupg
  * generate OTP code
  * synchronize your passwords with SSH or FTP.
  * copy your login, password or otp in clipboard
+ * manage many wallets
+ * share a wallet with others GPG keys
 
 ## Install
 
@@ -20,17 +21,28 @@ apt install ruby ruby-dev xclip
 gem install mpw
 ```
 
+## How to use
+### First steps
 
-# How to use
-
-A simple mpw usage:
+Initialize your first wallet:
 ```
 mpw config --init user@host.com
+```
+
+Add your first item:
+```
 mpw add
-mpw copy
-mpw add
+```
+
+And list your items:
+```
 mpw list
 ```
+or search an item with
+```
+mpw list --pattern Da
+mpw list --group bank
+```
 
 Output:
 ```
@@ -47,3 +59,52 @@ Linux
   2  | linuxfr.org   | example   | https    |      |     | Da Linux French Site
 
 ```
+
+Copy a password, login or OTP code:
+```
+mpw copy -p linuxfr
+```
+
+Update an item:
+```
+mpw update -p linuxfr
+```
+
+Delete an item:
+```
+mpw delete -p linuxfr
+```
+
+### Manage wallets
+
+List all available wallets:
+```
+mpw wallet --list
+```
+
+Create an other wallet:
+```
+mpw config --wallet work --init user@host.com
+```
+
+List all GPG keys in wallet:
+```
+mpw wallet --list-keys [--wallet NAME]
+```
+
+Share with an other GPG key:
+```
+mpw wallet --add-gpg-key test42@localhost.com
+ or
+mpw wallet --add-gpg-key /path/to/file
+```
+
+Remove a GPG key:
+```
+mpw wallet --delete-gpg-key test42@localhost.com
+```
+
+Add synchronize:
+```
+mpw wallet --protocol ssh --host example.com --user test --path /remote/path --password
+```