add auth_chain_b for ssr android

Author: shadowsocksr-backup-release

src/main/AndroidManifest.xml

@@ -1,7 +1,7 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
           xmlns:tools="http://schemas.android.com/tools" package="com.github.shadowsocks"
-          android:versionCode="316"
-          android:versionName="3.4.0.6">
+          android:versionCode="317"
+          android:versionName="3.4.0.7">
 
     <uses-permission android:name="android.permission.INTERNET"/>
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>

src/main/jni/shadowsocks-libev

@@ -59,6 +59,7 @@
         <item>auth_aes128_sha1</item>
         <item>auth_aes128_md5</item>
         <item>auth_chain_a</item>
+        <item>auth_chain_b</item>
     </string-array>
 
     <string-array name="protocol_value">
@@ -71,6 +72,7 @@
         <item>auth_aes128_sha1</item>
         <item>auth_aes128_md5</item>
         <item>auth_chain_a</item>
+        <item>auth_chain_b</item>
     </string-array>