Tidied up composer.json version contraints

Author: Alannah Kearney

composer.json

@@ -4,7 +4,7 @@
     "description": "JSON renderer and event driven controller interface for Symphony CMS designed to quickly build a RESTful APIs.",
     "homepage": "http://alannahkearney.com",
     "license": "MIT",
-    "minimum-stability": "dev",
+    "minimum-stability": "stable",
     "authors": [
         {
             "name": "Alannah Kearney",
@@ -28,10 +28,10 @@
         "php": ">=5.6.6",
         "symfony/http-foundation": "^3.0",
         "justinrainbow/json-schema": "^5.2",
-        "pointybeard/symphony-classmapper": "~1.0",
-        "pointybeard/symphony-pdo": "~0.1"
+        "pointybeard/symphony-classmapper": "~1.0.0",
+        "pointybeard/symphony-pdo": "~0.1.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "5.0.*"
+        "phpunit/phpunit": "^5"
     }
 }