Add option to hide helper messages (#84)

* add option to hide manual

* fix missing trailing comma

* document helper hiding in readme

Author: traubisoda

README.md

@@ -111,6 +111,13 @@ notifications:
   failingTests: false
 ```
 
+### Help messages
+By default the tool will display a helper for keyboard actions after each run. You can hide these help messages by adding a `hideManual` key in the `.phpunit-watcher.yml`.
+
+```yaml
+hideManual: true
+```
+
 ### Customize PHPUnit
 
 #### Binary

src/Screens/Phpunit.php

@@ -103,6 +103,10 @@ protected function runTests()
 
     protected function displayManual()
     {
+        if ($this->options['hideManual']) {
+            return $this;
+        }
+
         $this->terminal
             ->emptyLine()
             ->write('<dim>Press </dim>a<dim> to run all tests.</dim>')

src/WatcherFactory.php

@@ -46,6 +46,7 @@ protected static function mergeWithDefaultOptions(array $options): array
                 'passingTests' => true,
                 'failingTests' => true,
             ],
+            'hideManual' => false,
         ], $options);
 
         $options['watch']['directories'] = array_map(function ($directory) {