Enhancement: Add Makefile

Author: localheinz

.editorconfig

@@ -8,3 +8,9 @@ charset = utf-8
 indent_size = 2
 indent_style = space
 trim_trailing_whitespace = true
+
+[Makefile]
+charset = utf-8
+indent_size = 4
+indent_style = tab
+trim_trailing_whitespace = true

Makefile

@@ -0,0 +1,7 @@
+.PHONY: help
+help: ## Displays this list of targets with descriptions
+	@grep -E '^[a-zA-Z0-9_-]+:.*?## .*$$' $(MAKEFILE_LIST) | sort | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[32m%-30s\033[0m %s\n", $$1, $$2}'
+
+.PHONY: tests
+tests: ## Runs tests
+	php tests/run-tests.php -j3 -q