Merge pull request #222 from qwerty541/removed_unused_imports

removed a few redundant imports

Author: gugahoa

lib/src/errors.rs

@@ -1,8 +1,6 @@
 use std::error;
 use std::fmt;
 
-use telegram_bot_raw;
-
 #[derive(Debug)]
 pub struct Error(ErrorKind);
 

raw/src/requests/_base/request_types/json.rs

@@ -1,5 +1,4 @@
 use serde::Serialize;
-use serde_json;
 
 use crate::requests::*;
 

raw/src/requests/_base/response_types/json.rs

@@ -1,5 +1,4 @@
 use serde::de::DeserializeOwned;
-use serde_json;
 
 use crate::requests::*;
 use crate::types::*;