Added support for vscode + magento1

compose/magento-1/.vscode/launch.json

@@ -0,0 +1,14 @@
+{
+  "version": "0.2.0",
+  "configurations": [
+    {
+      "name": "Listen for XDebug",
+      "type": "php",
+      "request": "launch",
+      "pathMappings": {
+        "/var/www/html": "${workspaceFolder}/src"
+      },
+      "port": 9001
+    }
+  ]
+}