Improve sharing server profiles.

* New share server profiles window.
* Import server profile urls from pasteboard.

README.md

@@ -6,7 +6,7 @@ Current version is 1.8.0
 
 Next Generation of [ShadowsocksX](https://github.com/shadowsocks/shadowsocks-iOS)
 
-## Why?
+## Why a new implementation?
 
 It's hard to maintain the original implementation as there is too much unused code in it.
 It also embeds the `ss-local` source. It's crazy to maintain dependencies of `ss-local`.
@@ -36,21 +36,12 @@ From [here](https://github.com/shadowsocks/ShadowsocksX-NG/releases/)
 - `ss-local` from shadowsocks-libev 3.2.0
 - Support SIP003 plugins. Embed `kcptun` and `simple-obfs`.
 - Could update PAC by download GFW List from GitHub.
-- Shows QRCode for current server profile in legacy and SIP002 format.
-- Scans QRCode from screen.
-- Auto launch at login.
-- User rules for PAC.
+- Share your server profiles by qrcode or url.
+- Import server profile urls from pasteboard.
+- Import server profile by scan QRCode on screen.
+- Custom rules for PAC.
 - Support for [AEAD Ciphers](https://shadowsocks.org/en/spec/AEAD-Ciphers.html)
 - HTTP Proxy by [privoxy](http://www.privoxy.org/)
-- An advanced preferences panel for configuring:
-	- Local SOCKS5 listen address.
-	- Local SOCKS5 listen port.
-	- Local SOCKS5 timeout.
-	- If enable UDP relay.
-	- GFW List URL.
-- Manually specify network service profiles which would be used to configure the proxy.
-- Could reorder shadowsocks profiles by drag-&-dropping in servers preferences panel.
-- Configurable global shortcuts for toggle running and switch proxy mode.
 
 ## Difference from original ShadowsocksX