Merge pull request #65 from nicklaw5/run-cs-fixer-in-CI

Add CS check to `make test`. Should run in CI now.

Author: echosa

Makefile

@@ -1,6 +1,9 @@
 .SILENT: ;
 
-test: test-phpunit test-phpspec
+test: cs-check test-phpunit test-phpspec
+
+cs-check:
+	vendor/bin/php-cs-fixer fix --diff --diff-format=udiff --dry-run
 
 test-phpunit:
 	vendor/bin/phpunit