fix autoload

Author: optimistex

composer.json

@@ -1,6 +1,6 @@
 {
   "name": "optimistex/git-auto-deploy-ex",
-  "version": "1.1.0.2",
+  "version": "1.1.0.3",
   "type": "library",
   "description": "The little project for auto-deploying projects to a hosting",
   "keywords": [
@@ -23,7 +23,10 @@
   "autoload": {
     "classmap": [
       "shell_lib.php"
-    ]
+    ],
+    "psr-4": {
+      "optimistex\\deploy": ""
+    }
   },
   "require": {}
 }