Add missing helpers and fix broken config

Adds NewMessageToChannel, fix an issue with ReplyMarkup in EditMessageReplyMarkupConfig.

Add more helpers

This release adds more helpers to ease creating keyboards among other things.

Bot API 2.0

This release implements the new Bot API 2.0 features. It also resolves issues with several of Telegram's changes.

Fix ChatIDs

This release resolves the issue where chats with larger IDs were incorrect as they overflowed the default int type.

Fix InlineQuery From field.

Fix bug in InlineQuery From field, also adds example for answering inline queries.

Allow disabling notifications for sent messages.

v2.2.0

Allow disabling notifications for sent messages.

Full Inline Query support

This release fixes Inline Query support and adds helpers for creating Inline Query responses.

Remove deprecated functions, clean up others.

This version removes previously deprecated functions and values, prefixes all error constants with Err, removes a string error and replaces it with a constant, makes Message.Command return just the command without slash or bot name if specified, and removes the http.Handler returned by ListenForWebhook.

Major documentation and code cleanup.

All documention is now less than 80 characters wide. Old methods now show deprecated warnings. The Values/Params/Method functions are now private. Types and configs have required and optional comments on them. Simplified some function logic.