update getnetworkinfo help with subversion

- add missing subversion field to getnetworkinfo help
- fix style and format errors in help string
- remove unneeded int casts

src/rpcnet.cpp

@@ -369,22 +369,28 @@ Value getnetworkinfo(const Array& params, bool fHelp)
             "\nResult:\n"
             "{\n"
             "  \"version\": xxxxx,                      (numeric) the server version\n"
+            "  \"subversion\": \"/Satoshi:x.x.x/\",     (string) the server subversion string\n"
             "  \"protocolversion\": xxxxx,              (numeric) the protocol version\n"
             "  \"localservices\": \"xxxxxxxxxxxxxxxx\", (string) the services we offer to the network\n"
             "  \"timeoffset\": xxxxx,                   (numeric) the time offset\n"
             "  \"connections\": xxxxx,                  (numeric) the number of connections\n"
             "  \"networks\": [                          (array) information per network\n"
+            "  {\n"
             "    \"name\": \"xxx\",                     (string) network (ipv4, ipv6 or onion)\n"
-            "      \"limited\": xxx,         (boolean) is the network limited using -onlynet?\n"
+            "    \"limited\": true|false,               (boolean) is the network limited using -onlynet?\n"
-            "      \"reachable\": xxx,       (boolean) is the network reachable?\n"
+            "    \"reachable\": true|false,             (boolean) is the network reachable?\n"
             "    \"proxy\": \"host:port\"               (string) the proxy that is used for this network, or empty if none\n"
-            "    },\n"
+            "  }\n"
+            "  ,...\n"
             "  ],\n"
-            "  \"relayfee\": x.xxxx,         (numeric) minimum relay fee for non-free transactions in btc/kb\n"
+            "  \"relayfee\": x.xxxxxxxx,                (numeric) minimum relay fee for non-free transactions in btc/kb\n"
-            "  \"localaddresses\": [,        (array) list of local addresses\n"
+            "  \"localaddresses\": [                    (array) list of local addresses\n"
+            "  {\n"
             "    \"address\": \"xxxx\",                 (string) network address\n"
             "    \"port\": xxx,                         (numeric) network port\n"
             "    \"score\": xxx                         (numeric) relative score\n"
+            "  }\n"
+            "  ,...\n"
             "  ]\n"
             "}\n"
             "\nExamples:\n"
@@ -393,10 +399,10 @@ Value getnetworkinfo(const Array& params, bool fHelp)
         );
 
     Object obj;
-    obj.push_back(Pair("version",       (int)CLIENT_VERSION));
+    obj.push_back(Pair("version",       CLIENT_VERSION));
     obj.push_back(Pair("subversion",
         FormatSubVersion(CLIENT_NAME, CLIENT_VERSION, std::vector<string>())));
-    obj.push_back(Pair("protocolversion",(int)PROTOCOL_VERSION));
+    obj.push_back(Pair("protocolversion",PROTOCOL_VERSION));
     obj.push_back(Pair("localservices",       strprintf("%016x", nLocalServices)));
     obj.push_back(Pair("timeoffset",    GetTimeOffset()));
     obj.push_back(Pair("connections",   (int)vNodes.size()));