Update README.md

Author: james-a-rob

README.md

@@ -71,11 +71,11 @@ All the documentation for this project lives in the /docs directory of this repo
 
 |       | Documentation |
 | ----------- | ----------- |
-| Announcements   | [docs/AnnouncementsApi.md](docs/AnnouncementsApi.md)|
+| Announcement   | [docs/AnnouncementApi.md](docs/AnnouncementApi.md)|
 | Application | [docs/ApplicationApi.md](docs/ApplicationApi.md)  |
-| BotInterface | [docs/BotInterfaceApi.md](docs/BotInterfaceApi.md)  |
+| Bot | [docs/BotApi.md](docs/BotApi.md)  |
 | GroupChannel | [docs/GroupChannelApi.md](docs/GroupChannelApi.md)  |
-| Messages | [docs/MessagesApi.md](docs/MessagesApi.md)  |
+| Message | [docs/MessageApi.md](docs/MessageApi.md)  |
 | OpenChannel | [docs/OpenChannelApi.md ](docs/OpenChannelApi.md)  |
 | User | [docs/UserApi.md](docs/UserApi.md)  |
 | Webhooks | [docs/WebhooksApi.md](docs/WebhooksApi.md)  |