fixing immonet provider, upgrading dependencies

lib/provider/immonet.js

@@ -7,8 +7,9 @@ function normalize(o) {
     const size = o.size != null ? o.size.replace('Wohnfläche ', '') : 'N/A m²';
     const price = o.price.replace('Kaufpreis ', '');
     const address = o.address.split(' • ')[1];
+    const title = o.title || 'No title available';
 
-    return Object.assign(o, {id, address, price, size});
+    return Object.assign(o, {id, address, price, size, title});
 }
 
 function applyBlacklist(o) {

package.json

@@ -30,14 +30,14 @@
   "dependencies": {
     "chai": "^4.2.0",
     "lowdb": "^1.0.0",
-    "mocha": "^6.0.2",
     "request-x-ray": "^0.1.4",
     "slack": "^10.1.1",
     "tg-yarl": "^1.3.0",
     "x-ray": "^2.3.3"
   },
   "devDependencies": {
-    "prettier": "^1.16.4",
+    "mocha": "^6.1.4",
+    "prettier": "^1.18.2",
     "proxyquire": "^1.8.0"
   }
 }