include node_modules so release .zip is deployable

node_modules/tstl/thread/TimedSingleton.d.ts

@@ -0,0 +1,28 @@
+/**
+ * Timed singleton generator.
+ *
+ * The `TimedSingleton` is a type of {@link Singleton} class who re-constructs the singleton
+ * value repeatedly whenever specific time has been elapsed after the last lazy construction.
+ *
+ * @template T Type of the value to be lazy-constructed
+ * @author Jeongho Nam - https://github.com/samchon
+ */
+export declare class TimedSingleton<T, Args extends any[] = []> {
+    private readonly interval_;
+    private readonly closure_;
+    private expired_at_;
+    private value_;
+    /**
+     * Initializer Constructor.
+     *
+     * @param interval Specific interval time, to determine whether re-generation of the singleton value is required or not, as milliseconds
+     * @param closure Lazy constructor function returning the target value
+     */
+    constructor(interval: number, closure: (...args: Args) => T);
+    /**
+     * Get value.
+     *
+     * @returns The lazy constructed value
+     */
+    get(...args: Args): T;
+}