Depend on anyhow directly

This removes the proxy via crate::error to depend on anyhow directly.
There is no benefit to this indirection and this makes it simpler to
see which error types are used.

src/imap/idle.rs

@@ -1,11 +1,11 @@
 use super::Imap;
 
+use anyhow::{bail, format_err, Result};
 use async_imap::extensions::idle::IdleResponse;
 use async_imap::types::UnsolicitedResponse;
 use async_std::prelude::*;
 use std::time::{Duration, SystemTime};
 
-use crate::error::{bail, format_err, Result};
 use crate::{context::Context, scheduler::InterruptInfo};
 
 use super::session::Session;

src/imap/mod.rs

@@ -5,7 +5,7 @@
 
 use std::{cmp, cmp::max, collections::BTreeMap};
 
-use anyhow::Context as _;
+use anyhow::{bail, format_err, Context as _, Result};
 use async_imap::{
     error::Result as ImapResult,
     types::{Capability, Fetch, Flag, Mailbox, Name, NameAttribute},
@@ -20,7 +20,6 @@ use crate::constants::{
 };
 use crate::context::Context;
 use crate::dc_receive_imf::{from_field_to_contact_id, get_prefetch_parent_message};
-use crate::error::{bail, format_err, Result};
 use crate::events::EventType;
 use crate::headerdef::{HeaderDef, HeaderDefMap};
 use crate::job::{self, Action};

src/imap/scan_folders.rs

@@ -1,9 +1,9 @@
 use std::time::Instant;
 
-use crate::{config::Config, context::Context};
-use anyhow::Context as _;
+use anyhow::{Context as _, Result};
 
-use crate::error::Result;
+use crate::config::Config;
+use crate::context::Context;
 use crate::imap::Imap;
 use async_std::prelude::*;