Update `examples/README.md`
-# Examples
-Just enter the directory (for example, `cd dialogue_bot`) and execute `cargo run` to run an example. Don't forget to initialise the `TELOXIDE_TOKEN` environmental variable.
-| Bot | Description |
-|---|-----------|
-| [dices_bot](dices_bot) | Throws a dice on each incoming message. |
-| [ngrok_ping_pong_bot](ngrok_ping_pong_bot) | The ngrok version of ping-pong-bot that uses webhooks. |
-| [heroku_ping_pong_bot](heroku_ping_pong_bot) | The Heroku version of ping-pong-bot that uses webhooks. |
-| [simple_commands_bot](simple_commands_bot) | Shows how to deal with bot's commands. |
-| [redis_remember_bot](redis_remember_bot) | Uses `RedisStorage` instead of `InMemStorage`. |
-| [dialogue_bot](dialogue_bot) | How to deal with dialogues. |
-| [admin_bot](admin_bot) | Ban, kick, and mute on a command. |
-| [shared_state_bot](shared_state_bot) | How to deal with shared state. |
+# Usage
+
+```
+$ cargo run --example <example name> --features="<features required by the example>"
+```
+
+Don't forget to initialise the `TELOXIDE_TOKEN` environmental variable.
