Revert "Remove node_modules"

node_modules/node-cmd/cmd.js

@@ -0,0 +1,42 @@
+const { exec, execSync } = require('child_process'); 
+
+const commandline={
+    run:runCommand,
+    runSync:runSync,
+};
+
+function runCommand(command,callback){
+    
+    return exec(
+        command,
+        (
+            function(){
+                return function(err,data,stderr){
+                    if(!callback)
+                        return;
+
+                    callback(err, data, stderr);
+                }
+            }
+        )(callback)
+    );
+}
+
+function runSync(command){
+    try {
+        return { 
+            data:   execSync(command).toString(), 
+            err:    null, 
+            stderr: null 
+        }
+    } 
+    catch (error) {
+        return { 
+            data:   null, 
+            err:    error.stderr.toString(), 
+            stderr: error.stderr.toString() 
+        }
+    }
+}
+
+module.exports=commandline;