Add VSCode settings

Author: Rutger Rauws

.vscode/settings.json

@@ -0,0 +1,10 @@
+{
+    "python.analysis.extraPaths": [
+        "./notubiz"
+    ],
+    "python.testing.pytestArgs": [
+        "test"
+    ],
+    "python.testing.unittestEnabled": false,
+    "python.testing.pytestEnabled": true
+}