fix issue with repeating console input

lib/dashboard/console.js

@@ -28,9 +28,6 @@ class Console {
         'The web3 object and the interfaces for the deployed contracts and their methods are also available'
       ];
       return helpText.join('\n');
-    } else if (cmd === 'test') {
-      this.events.request("console:command", "help", () => {});
-      return "test";
     } else if (['quit', 'exit', 'sair', 'sortir'].indexOf(cmd) >= 0) {
       utils.exit();
     }

lib/dashboard/monitor.js

@@ -344,23 +344,27 @@ class Dashboard {
       self.input.focus();
     });
 
-    this.input.on('submit', this.executeCmd.bind(this));
+    this.input.on('submit', this.submitCmd.bind(this));
 
     this.screen.append(this.consoleBox);
   }
 
+  submitCmd(cmd) {
+    if (cmd !== '') {
+      this.history.addCommand(cmd);
+      this.executeCmd(cmd);
+    }
+    this.input.clearValue();
+    this.input.focus();
+  }
+
   executeCmd(cmd) {
     const self = this;
-    if (cmd !== '') {
-      self.history.addCommand(cmd);
     self.logText.log('console> '.bold.green + cmd);
     self.console.executeCmd(cmd, function (result) {
       self.logText.log(result);
     });
   }
-    self.input.clearValue();
-    self.input.focus();
-  }
 
 }