Method GetPending

lib/base/threadpool.hpp:87–90

* Returns the amount of queued tasks not started yet. * * @returns amount of queued tasks. */

	 * @returns amount of queued tasks.
	 */
	inline uint_fast64_t GetPending()
	{
		return m_Pending.load();
	}

private:
	boost::shared_mutex m_Mutex;