add block_forever example

update example READMEs

add script entry point for block_forever example
add poe task block-forever

examples/events/README.md

@@ -1,18 +1,18 @@
 ## About
 
-To view the logs emitted by the streamlabsio library simply add the following to your code:
+This example demonstrates the following:
 
-```python
-from loguru import logger
-
-logger.enable('streamlabsio')
-```
+-   How to register callback functions for different kinds of events.
+-   How to view the logs emitted by the streamlabsio library.
+-   How to print the attributes of an event data dataclass using the *attrs()* method.
+-   How to use dataclass methods on the dataclasses, this case *asdict*.
+-   How to use {Client}.wait() to block the main thread for a period of time.
 
 ## Configure
 
 The script expects the Streamlabs token to be loaded into the environment with key `STREAMLABS_TOKEN`.
 
-If you're running the script with `poetry poe` then poe is configured to load a `.env` file in the root of the repository.
+If you're running the script with `poetry poe events` then poe is configured to load a `.env` file in the root of the repository.
 
 ## Use