Init with some changes to the Serif Theme

.vscode/extensions.json

@@ -0,0 +1,3 @@
+{
+  "recommendations": ["esbenp.prettier-vscode", "stylelint.vscode-stylelint"]
+}

.vscode/settings.json

@@ -0,0 +1,19 @@
+{
+  "[json]": {
+    "editor.formatOnSave": true,
+    "editor.defaultFormatter": "esbenp.prettier-vscode"
+  },
+  "[html]": {
+    "editor.formatOnSave": false,
+    "editor.defaultFormatter": "vscode.html-language-features"
+  },
+  "search.exclude": {
+    "**/.git": true,
+    "**/node_modules": true,
+    "**/bower_components": true,
+    "**/tmp": true,
+    "**/_site": true,
+    "**/.jekyll-cache": true
+  },
+  "editor.tabSize": 2
+}