Include rusty in the test-suite

Author: Kévin Gomez

Makefile

@@ -1,4 +1,7 @@
-tests: phpspec behat
+tests: phpspec behat rusty
+
+rusty:
+	php ./bin/rusty check --no-execute src doc
 
 behat:
 	php ./bin/behat --colors -vvv

composer.json

@@ -52,7 +52,9 @@
         "coduo/phpspec-data-provider-extension": "~1.0,!=1.0.2",
         "phpspec/phpspec": "~2.0,>=2.4@dev",
 
-        "behat/behat": "~3.0"
+        "behat/behat": "~3.0",
+
+        "kphoen/rusty": "dev-master"
     },
     "suggest": {
         "kphoen/rulerz-spec-builder": "If you want a specification builder",