Move cli specific modules under cli folder

nectar will also have its own folder with a separate config.

swap/src/bin/cli.rs

@@ -19,9 +19,11 @@ use std::{path::PathBuf, sync::Arc};
 use structopt::StructOpt;
 use swap::{
     bitcoin,
-    command::{Arguments, Cancel, Command, Refund, Resume},
-    config::{
-        initial_setup, query_user_for_initial_testnet_config, read_config, ConfigNotInitialized,
+    cli::{
+        command::{Arguments, Cancel, Command, Refund, Resume},
+        config::{
+            initial_setup, query_user_for_initial_testnet_config, read_config, ConfigNotInitialized,
+        },
     },
     database::Database,
     execution_params,

swap/src/cli.rs

@@ -0,0 +1,2 @@
+pub mod command;
+pub mod config;

swap/src/lib.rs

@@ -17,8 +17,7 @@
 )]
 
 pub mod bitcoin;
-pub mod command;
-pub mod config;
+pub mod cli;
 pub mod database;
 pub mod execution_params;
 pub mod fs;