Close #597 PR: Readme improvements

See PR for individual commits.

Author: novemberborn

cli.js

@@ -43,7 +43,7 @@ var conf = pkgConf.sync('ava', {
 
 var cli = meow([
 	'Usage',
-	'  ava [<file|folder|glob> ...]',
+	'  ava [<file|directory|glob> ...]',
 	'',
 	'Options',
 	'  --init           Add AVA to your project',

docs/recipes/code-coverage.md

@@ -2,7 +2,7 @@
 
 Translations: [Español](https://github.com/sindresorhus/ava-docs/blob/master/es_ES/docs/recipes/code-coverage.md), [Français](https://github.com/sindresorhus/ava-docs/blob/master/fr_FR/docs/recipes/code-coverage.md), [日本語](https://github.com/sindresorhus/ava-docs/blob/master/ja_JP/docs/recipes/code-coverage.md), [Português](https://github.com/sindresorhus/ava-docs/blob/master/pt_BR/docs/recipes/code-coverage.md), [Русский](https://github.com/sindresorhus/ava-docs/blob/master/ru_RU/docs/recipes/code-coverage.md)
 
-As AVA [spawns the test files][isolated-env], you can't use [`istanbul`] for code coverage; instead, you can achieve this with [`nyc`] which is basically [`istanbul`] with sub-process support.
+As AVA [spawns the test files][process-isolation], you can't use [`istanbul`] for code coverage; instead, you can achieve this with [`nyc`] which is basically [`istanbul`] with sub-process support.
 
 ## Setup
 
@@ -176,6 +176,6 @@ Your coverage report will then appear on coveralls shortly after Travis complete
 [coveralls.io]: https://coveralls.io
 [`coveralls`]:  https://github.com/nickmerwin/node-coveralls
 [`cross-env`]:  https://github.com/kentcdodds/cross-env
-[isolated-env]: https://github.com/sindresorhus/ava#isolated-environment
+[process-isolation]: https://github.com/sindresorhus/ava#process-isolation
 [`istanbul`]:   https://github.com/gotwarlost/istanbul
 [`nyc`]:        https://github.com/bcoe/nyc