Split out peer cmds into new functions

-Add new setting for getpeerinfo cmd
-getpeerinfo api call moved to explorer.js
-Peer geo location api call moved to explorer.js

lib/explorer.js

@@ -733,6 +733,40 @@ module.exports = {
       });
     }
   },
+  
+  get_peerinfo: function(cb) {
+    var cmd = prepareRpcCommand(settings.api_cmds.getpeerinfo);
+
+    if (!(cmd.method == '' && cmd.parameters.length == 0)) {
+      if (settings.use_rpc) {
+        rpcCommand([{method:cmd.method, parameters: cmd.parameters}], function(response) {
+          // check if an error msg was received from the rpc server
+          if (response == 'There was an error. Check your console.')
+            return cb(null);
+          else
+            return cb(response);
+        });
+      } else {
+        var uri = base_url + 'getpeerinfo';
+        request({uri: uri, json: true, headers: {'User-Agent': 'eiquidus'}}, function (error, response, body) {
+          // check if an error msg was received from the web api server
+          if (body == 'There was an error. Check your console.')
+            return cb(null);
+          else
+            return cb(body);
+        });
+      }
+    } else {
+      // cmd not in use. return null.
+      return cb(null);
+    }
+  },  
+  
+  get_geo_location: function(address, cb) {
+    request({uri: 'https://freegeoip.app/json/' + address, json: true, headers: {'User-Agent': 'eiquidus'}}, function (error, response, geo) {
+      return cb(error, geo);
+    });
+  },
 
   is_unique: function(array, object, cb) {
     var unique = true;