Document Bot attributes/functions

Closes https://git.autonomic.zone/decentral1se/xbotlib/issues/35.

CHANGELOG.md

@@ -1,5 +1,9 @@
 # xbotlib x.x.x (UNRELEASED)
 
+# xbotlib 0.13.1 (2021-01-19)
+
+- Document `Bot` attributes/functions ([#35](https://git.autonomic.zone/decentral1se/xbotlib/issues/35))
+
 # xbotlib 0.13.0 (2021-01-18)
 
 - Allow commands to be detected in all parts of the message

README.md

@@ -24,6 +24,7 @@ on and are still going on in
   - [Bot.group(message)](#bot-group-message)
   - [Bot.serve(request)](#bot-serve-request)
   - [SimpleMessage](#simplemessage)
+  - [Bot](#bot)
 - [Working with your bot](#working-with-your-bot)
   - [Documentation](#documentation)
   - [Commands](#commands)
@@ -121,6 +122,22 @@ Attributes:
 - **type**: the type of message
 - **url**: The URL of a sent file
 
+### Bot
+
+> Bot.reply(message, to=None, room=None)
+
+Send a reply back.
+
+Arguments:
+
+- **message**: the message that is sent
+- **to**: the user to send the reply to
+- **room**: the room to send the reply to
+
+Other useful attributes on the `Bot` class are:
+
+- **self.db**: The [Redis database](#redis-key-value-storage) if you're using it
+
 ## Working with your bot
 
 ### Documentation