if no custom client passed set client to global_client to keep defaults

lib/client.js

@@ -227,28 +227,25 @@ Client.prototype.write = function(options, callback) {
       }
     };
 
-    var step = _.throttle(function(total_transferred, chunk, total) {
-      self.emit(
-        "transfer",
-        undefined,
-        // percentage up to 99
-        // since it's incremented in the logger
-        Math.min(Math.floor(total_transferred / total * 100), 99),
-        100
-      ),
-        100;
-    });
-    sftp.fastPut(
-      options.source,
-      path.basename(options.source),
-      {
-        step
-      },
-      function(err) {
-        step.cancel();
-        callback(err);
+    sftp.open(destination, 'w', attrs, function(err, handle) {
+      if (err) {
+        // destination is directory
+        destination = path.join(
+          destination, path.basename(options.source)
+        );
+        destination = unixy(destination);
+
+        // for emit write event
+        options.destination = destination;
+        sftp.open(destination, 'w', attrs, function(err, handle) {
+          _write(handle);
+        });
+      } else {
+        _write(handle);
       }
-    );
+    });
+
+
   });
 };
 

lib/scp.js

@@ -94,7 +94,7 @@ exports.Client = Client;
 exports.scp = function(src, dest, client, callback) {
   if (typeof client === 'function') {
     callback = client;
-    client = new Client();
+    client = global_client;
   }
   client.on('error', callback);
   var parsed = client.parse(src);

package.json

@@ -15,7 +15,7 @@
     "async": "~0.9.0",
     "glob": "~7.0.3",
     "lodash": "~4.11.1",
-    "ssh2": "^0.6.0"
+    "ssh2": "^0.5.4"
   },
   "repository": {
     "type": "git",