Reformat imports to a consistent style for imports

rustfmt.toml configuration:
        imports_granularity = "One"
         group_imports = "One"

cli-config/src/config.rs

@@ -1,7 +1,9 @@
 // Wallet settings that can be configured for long-term use
-use serde_derive::{Deserialize, Serialize};
-use std::{collections::HashMap, io, path::Path};
-use url::Url;
+use {
+    serde_derive::{Deserialize, Serialize},
+    std::{collections::HashMap, io, path::Path},
+    url::Url,
+};
 
 lazy_static! {
     pub static ref CONFIG_FILE: Option<String> = {

cli-config/src/lib.rs

@@ -3,7 +3,6 @@ extern crate lazy_static;
 
 mod config;
 pub use config::{Config, CONFIG_FILE};
-
 use std::{
     fs::{create_dir_all, File},
     io::{self, Write},