implement login and status request for fetching metrics from repeaters

src/buffer_utils.js

@@ -0,0 +1,24 @@
+class BufferUtils {
+
+    static areBuffersEqual(byteArray1, byteArray2) {
+
+        // ensure length is the same
+        if(byteArray1.length !== byteArray2.length){
+            return false;
+        }
+
+        // ensure each item is the same
+        for(let i = 0; i < byteArray1.length; i++){
+            if(byteArray1[i] !== byteArray2[i]){
+                return false;
+            }
+        }
+
+        // arrays are the same
+        return true;
+
+    }
+
+}
+
+export default BufferUtils;