Bump App.php and composer.json version to 2.2.0-DEV (for dev-master)

composer.json

@@ -59,7 +59,7 @@
   },
   "extra": {
     "branch-alias": {
-      "dev-master": "2.1-dev"
+      "dev-master": "2.2-dev"
     }
   },
   "scripts": {

src/App.php

@@ -7,7 +7,6 @@
  *
  * @link       http://www.ppi.io
  */
-
 namespace PPI\Framework;
 
 use PPI\Framework\Config\ConfigManager;
@@ -36,7 +35,7 @@ class App implements AppInterface
      *
      * @var string
      */
-    const VERSION = '2.1.0-DEV';
+    const VERSION = '2.2.0-DEV';
 
     /**
      * @var bool
@@ -382,7 +381,7 @@ public function isDebug()
     public function getRootDir()
     {
         if (null === $this->rootDir) {
-            $this->rootDir = realpath(getcwd() . '/app');
+            $this->rootDir = realpath(getcwd().'/app');
         }
 
         return $this->rootDir;
@@ -471,7 +470,7 @@ public function getStartTime()
      */
     public function getCacheDir()
     {
-        return $this->rootDir . '/cache/' . $this->environment;
+        return $this->rootDir.'/cache/'.$this->environment;
     }
 
     /**
@@ -483,7 +482,7 @@ public function getCacheDir()
      */
     public function getLogDir()
     {
-        return $this->rootDir . '/logs';
+        return $this->rootDir.'/logs';
     }
 
     /**
@@ -506,8 +505,8 @@ public function getCharset()
     public function getConfigManager()
     {
         if (null === $this->configManager) {
-            $cachePath = $this->getCacheDir() . '/application-config-cache.' . $this->getName() . '.php';
-            $this->configManager = new ConfigManager($cachePath, !$this->debug, $this->rootDir . '/config');
+            $cachePath = $this->getCacheDir().'/application-config-cache.'.$this->getName().'.php';
+            $this->configManager = new ConfigManager($cachePath, !$this->debug, $this->rootDir.'/config');
         }
 
         return $this->configManager;