Create csv2json.js; prevent files that aren't .csv from being used

Author: mels065

csv2json.js

@@ -0,0 +1,11 @@
+module.exports = function(file) {
+    var fs = require('fs');
+    var path = require('path');
+    
+    if (path.extname(file) != '.csv') {
+        console.log("Invalid file. Files with extension .csv only.")
+    }
+    fs.readFile(file, function(err, data) {
+        
+    });
+}