Moved applet-core functionalities to individual libs, Updated UUID and IBAN generators

Update iban-generator.mjs, uuid-generator.mjs, and 4 more files...

static/resources/NibblePoker/libs/uuid.mjs

@@ -0,0 +1,14 @@
+/**
+ * Generates a random UUID4 and returns its string representation
+ * @returns {`${string}-${string}-${string}-${string}-${string}`}
+ */
+export function generateUUID4(addHyphens, addGuidBrackets) {
+    let uuid4 = crypto.randomUUID();
+    if(!addHyphens) {
+        uuid4 = uuid4.replace(/-/g, "");
+    }
+    if(addGuidBrackets) {
+        uuid4 = "{" + uuid4 + "}";
+    }
+    return uuid4;
+}