Updated dev deps

GrahamCampbell · GrahamCampbell · commit d5870123c69a · 2015-11-08T20:22:18.000Z
diff --git a/composer.json b/composer.json
@@ -16,8 +16,8 @@
         "parse/php-sdk": "~1.0"
     },
     "require-dev": {
-        "graham-campbell/testbench": "~3.0",
-        "phpunit/phpunit": "~4.8|~5.0"
+        "graham-campbell/testbench": "^3.1",
+        "phpunit/phpunit": "^4.8|^5.0"
     },
     "autoload": {
         "psr-4": {
