Allow extensions to define cluster features (#1125)

Signed-off-by: Jari Kolehmainen <jari.kolehmainen@gmail.com>

extensions/metrics-cluster-feature/tsconfig.json

@@ -0,0 +1,27 @@
+{
+  "compilerOptions": {
+    "outDir": "dist",
+    "module": "CommonJS",
+    "target": "ES2017",
+    "lib": ["ESNext", "DOM", "DOM.Iterable"],
+    "moduleResolution": "Node",
+    "sourceMap": false,
+    "declaration": false,
+    "strict": false,
+    "noImplicitAny": true,
+    "skipLibCheck": true,
+    "esModuleInterop": true,
+    "allowSyntheticDefaultImports": true,
+    "experimentalDecorators": true,
+    "jsx": "react"
+  },
+  "include": [
+    "../../src/extensions/npm/**/*.d.ts",
+    "./*.ts",
+    "./*.tsx"
+  ],
+  "exclude": [
+    "node_modules",
+    "*.js"
+  ]
+}