Fixed the spaced directory when calling php unit via the command line

Signed-off-by: Luca Degasperi <dega.luca@gmail.com>

laravel/cli/tasks/test/runner.php

@@ -81,6 +81,9 @@ class Runner extends Task {
 		// us to flexibly run tests for any setup.
 		$path = path('base').'phpunit.xml';
 		
+		// fix the spaced directories problem when using the command line
+		$path = str_replace(" ", "\\ ", $path);
+
 		passthru('phpunit --configuration '.$path);
 
 		@unlink($path);