fix: exclude CLI file in nyc configuration

Closes #5

src/configuration.ts

@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2018 StApps
+ * Copyright (C) 2018, 2019 StApps
  * This program is free software: you can redistribute it and/or modify it
  * under the terms of the GNU General Public License as published by the Free
  * Software Foundation, version 3.
@@ -34,6 +34,7 @@ export const NYC_CONFIGURATION = {
   'check-coverage': true,
   exclude: [
     'src/test/**/*.spec.ts',
+    'src/cli.ts',
   ],
   extension: [
     '.ts',