Normalize the composer.json files (#247)

* Normalize the composer.json files

* Normalize tagInterop

Author: Nyholm

composer.json

@@ -11,8 +11,6 @@
     ],
     "homepage": "http://www.php-cache.com/en/latest/",
     "license": "MIT",
-    "minimum-stability": "dev",
-    "prefer-stable": true,
     "authors": [
         {
             "name": "Tobias Nyholm",
@@ -30,21 +28,25 @@
         "psr/cache": "^1.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "^5.7.21",
-        "cache/array-adapter": "^1.0"
+        "cache/array-adapter": "^1.0",
+        "phpunit/phpunit": "^5.7.21"
+    },
+    "extra": {
+        "branch-alias": {
+            "dev-master": "1.1-dev"
+        }
     },
     "autoload": {
         "psr-4": {
             "Cache\\Util\\": ""
         },
-        "files": ["SimpleCache/util.php"],
+        "files": [
+            "SimpleCache/util.php"
+        ],
         "exclude-from-classmap": [
             "/Tests/"
         ]
     },
-    "extra": {
-        "branch-alias": {
-            "dev-master": "1.1-dev"
-        }
-    }
+    "minimum-stability": "dev",
+    "prefer-stable": true
 }