docs: fix incorrect generated anchor texts

README.md

@@ -23,7 +23,7 @@ RedisSMQ is a Node.js library for queuing messages (aka jobs) and processing the
 
 * [High-performance message processing](docs/performance.md).
 * Flexible Producer/Consumer model which offers [Multi-Queue Producers](docs/producing-messages.md) & [Multi-Queue Consumers](docs/consuming-messages.md).
-* RedisSMQ offers different exchange types: [Direct ExchangeAbstract](docs/message-exchanges.md#direct-exchange), [Topic ExchangeAbstract](docs/message-exchanges.md#topic-exchange), and [FanOut ExchangeAbstract](docs/message-exchanges.md#fanout-exchange) for publishing a message to one or multiple queues.
+* RedisSMQ offers different exchange types: [Direct Exchange](docs/message-exchanges.md#direct-exchange), [Topic Exchange](docs/message-exchanges.md#topic-exchange), and [FanOut Exchange](docs/message-exchanges.md#fanout-exchange) for publishing a message to one or multiple queues.
 * Supports [Point-2-Point](docs/queue-delivery-models.md#point-2-point-delivery-model) and [Pub/Sub](docs/queue-delivery-models.md#pubsub-delivery-model) [delivery models](docs/queue-delivery-models.md).
 * Both [delivery models](docs/queue-delivery-models.md) are reliable. For cases of failure, while delivering/consuming messages, [at-least-once](docs/api/classes/ProducibleMessage.md#setretrythreshold) and [at-most-once](docs/api/classes/ProducibleMessage.md#setretrythreshold) modes may be configured.
 * [3 queuing strategies](docs/queues.md): [FIFO queues](docs/queues.md#fifo-first-in-first-out-queues), [LIFO queues](docs/queues.md#lifo-last-in-first-out-queues), and [Priority Queues](docs/queues.md#priority-queues).