man: update info about cipher.

man/shadowsocks-libev.8

@@ -71,10 +71,10 @@ Set the password. The server and the client should use the same password.
 .B \-m \fIencrypt_method\fP
 Set the cipher.
 
-Shadowsocks accepts 16 different ciphers: table, rc4, rc4-md5,
+\*(Me accepts 18 different ciphers: table, rc4, rc4-md5,
 aes-128-cfb, aes-192-cfb, aes-256-cfb, bf-cfb, camellia-128-cfb,
 camellia-192-cfb, camellia-256-cfb, cast5-cfb, des-cfb, idea-cfb, rc2-cfb,
-seed-cfb, salsa20 and chacha20. The default cipher is \fItable\fP.
+seed-cfb, salsa20, chacha20 and chacha20-ietf. The default cipher is \fItable\fP.
 
 If built with PolarSSL or custom OpenSSL libraries, some of these ciphers may
 not work.

man/ss-local.1

@@ -62,10 +62,10 @@ Set the password. The server and the client should use the same password.
 .B \-m \fIencrypt_method\fP
 Set the cipher.
 
-Shadowsocks accepts 16 different ciphers: table, rc4, rc4-md5,
+\*(Me accepts 18 different ciphers: table, rc4, rc4-md5,
 aes-128-cfb, aes-192-cfb, aes-256-cfb, bf-cfb, camellia-128-cfb,
 camellia-192-cfb, camellia-256-cfb, cast5-cfb, des-cfb, idea-cfb, rc2-cfb,
-seed-cfb, salsa20 and chacha20. The default cipher is \fItable\fP.
+seed-cfb, salsa20, chacha20 and chacha20-ietf. The default cipher is \fItable\fP.
 
 If built with PolarSSL or custom OpenSSL libraries, some of these ciphers may
 not work.

man/ss-manager.1

@@ -67,10 +67,10 @@ Set the password. The server and the client should use the same password.
 .B \-m \fIencrypt_method\fP
 Set the cipher.
 
-Shadowsocks accepts 16 different ciphers: table, rc4, rc4-md5,
+\*(Me accepts 18 different ciphers: table, rc4, rc4-md5,
 aes-128-cfb, aes-192-cfb, aes-256-cfb, bf-cfb, camellia-128-cfb,
 camellia-192-cfb, camellia-256-cfb, cast5-cfb, des-cfb, idea-cfb, rc2-cfb,
-seed-cfb, salsa20 and chacha20. The default cipher is \fItable\fP.
+seed-cfb, salsa20, chacha20 and chacha20-ietf. The default cipher is \fItable\fP.
 
 If built with PolarSSL or custom OpenSSL libraries, some of these ciphers may
 not work.

man/ss-redir.1

@@ -64,10 +64,10 @@ Set the password. The server and the client should use the same password.
 .B \-m \fIencrypt_method\fP
 Set the cipher.
 
-Shadowsocks accepts 16 different ciphers: table, rc4, rc4-md5,
+\*(Me accepts 18 different ciphers: table, rc4, rc4-md5,
 aes-128-cfb, aes-192-cfb, aes-256-cfb, bf-cfb, camellia-128-cfb,
 camellia-192-cfb, camellia-256-cfb, cast5-cfb, des-cfb, idea-cfb, rc2-cfb,
-seed-cfb, salsa20 and chacha20. The default cipher is \fItable\fP.
+seed-cfb, salsa20, chacha20 and chacha20-ietf. The default cipher is \fItable\fP.
 
 If built with PolarSSL or custom OpenSSL libraries, some of these ciphers may
 not work.

man/ss-server.1

@@ -64,10 +64,10 @@ Set the password. The server and the client should use the same password.
 .B \-m \fIencrypt_method\fP
 Set the cipher.
 
-Shadowsocks accepts 16 different ciphers: table, rc4, rc4-md5,
+\*(Me accepts 18 different ciphers: table, rc4, rc4-md5,
 aes-128-cfb, aes-192-cfb, aes-256-cfb, bf-cfb, camellia-128-cfb,
 camellia-192-cfb, camellia-256-cfb, cast5-cfb, des-cfb, idea-cfb, rc2-cfb,
-seed-cfb, salsa20 and chacha20. The default cipher is \fItable\fP.
+seed-cfb, salsa20, chacha20 and chacha20-ietf. The default cipher is \fItable\fP.
 
 If built with PolarSSL or custom OpenSSL libraries, some of these ciphers may
 not work.

man/ss-tunnel.1

@@ -64,10 +64,10 @@ Set the password. The server and the client should use the same password.
 .B \-m \fIencrypt_method\fP
 Set the cipher.
 
-Shadowsocks accepts 16 different ciphers: table, rc4, rc4-md5,
+\*(Me accepts 18 different ciphers: table, rc4, rc4-md5,
 aes-128-cfb, aes-192-cfb, aes-256-cfb, bf-cfb, camellia-128-cfb,
 camellia-192-cfb, camellia-256-cfb, cast5-cfb, des-cfb, idea-cfb, rc2-cfb,
-seed-cfb, salsa20 and chacha20. The default cipher is \fItable\fP.
+seed-cfb, salsa20, chacha20 and chacha20-ietf. The default cipher is \fItable\fP.
 
 If built with PolarSSL or custom OpenSSL libraries, some of these ciphers may
 not work.