refactor: removed version from composer.json

composer.json

 {
-  "name": "quiqqer/test",
-  "type": "quiqqer-plugin",
-  "description": "Its an installation test. This package do nothing",
-  "version": "dev-master",
-  "license": "MIT",
-  "authors": [
-    {
-      "name": "Henning Leutz",
-      "email": "leutz@pcsg.de",
-      "homepage": "http://www.pcsg.de",
-      "role": "Developer"
+    "name": "quiqqer\/test",
+    "type": "quiqqer-plugin",
+    "description": "Its an installation test. This package do nothing",
+    "license": "MIT",
+    "authors": [
+        {
+            "name": "Henning Leutz",
+            "email": "leutz@pcsg.de",
+            "homepage": "http:\/\/www.pcsg.de",
+            "role": "Developer"
+        }
+    ],
+    "support": {
+        "email": "support@pcsg.de",
+        "url": "http:\/\/www.pcsg.de"
+    },
+    "require": {
+        "php": ">=5.3",
+        "quiqqer\/quiqqer": "*@dev"
+    },
+    "autoload": {
+        "psr-4": {
+            "QUI\\Test\\": "src\/QUI\/Test"
+        }
     }
-  ],
-  "support": {
+}
\ No newline at end of file
-    "email": "support@pcsg.de",
-    "url": "http://www.pcsg.de"
-  },
-  "require": {
-    "php": ">=5.3",
-    "quiqqer/quiqqer": "*@dev"
-  },
-  "autoload": {
-    "psr-4": {
-      "QUI\\Test\\": "src/QUI/Test"
-    }
-  }
-}