Add OpenVPN, TrustTunnel, Sudoku, inbound managers. Fixes

examples/openvpn/auth-user-pass.json

@@ -0,0 +1,46 @@
+{
+  "log": {
+    "level": "info"
+  },
+  "inbounds": [
+    {
+      "type": "mixed",
+      "tag": "mixed-in",
+      "listen_port": 7897
+    }
+  ],
+  "outbounds": [
+    {
+      "type": "openvpn",
+      "tag": "openvpn-out",
+      "servers": [
+        {
+          "server": "vpn.example.com",
+          "server_port": 1194
+        }
+      ],
+      "proto": "udp", // udp, tcp
+      "username": "myuser",
+      "password": "mypassword",
+      "tls_crypt": "-----BEGIN OpenVPN Static key V1-----\n...\n-----END OpenVPN Static key V1-----",
+      // or: "tls_crypt_path": "/path/to/ta.key",
+      "tls": {
+        "ca": "-----BEGIN CERTIFICATE-----\n...\n-----END CERTIFICATE-----",
+        // or: "ca_path": "/path/to/ca.crt",
+        "cipher_suites": [],
+        "verify_x509_name": "",
+        "verify_x509_name_mode": "", // name-prefix, name-suffix, exact (default)
+        "fragment": false,
+        "fragment_fallback_delay": "300ms",
+        "record_fragment": false,
+        "kernel_tx": false,
+        "kernel_rx": false
+      }
+      // Dial Fields
+    }
+  ],
+  "route": {
+    "final": "openvpn-out",
+    "auto_detect_interface": true
+  }
+}