using composer package format, decoupling bsr libraries and implementation

vendor/pds/skeleton/composer.json

@@ -0,0 +1,18 @@
+{
+    "name": "pds/skeleton",
+    "type": "standard",
+    "description": "Standard for PHP package skeletons.",
+    "homepage": "https://github.com/php-pds/skeleton",
+    "license": "CC-BY-SA-4.0",
+    "autoload": {
+        "psr-4": {
+            "Pds\\Skeleton\\": "src/"
+        }
+    },
+    "autoload-dev": {
+        "psr-4": {
+            "Pds\\Skeleton\\": "tests/"
+        }
+    },
+    "bin": ["bin/pds-skeleton"]
+}