Merge branch 'master' of github.com:gatsbyjs/gatsby-starter-blog

.prettierrc

@@ -0,0 +1,5 @@
+{
+  "trailingComma": "es5",
+  "semi": false,
+  "singleQuote": true
+}

src/layouts/index.js

@@ -8,7 +8,13 @@ class Template extends React.Component {
   render() {
     const { location, children } = this.props
     let header
-    if (location.pathname === '/') {
+
+    let rootPath = `/`
+    if (typeof __PREFIX_PATHS__ !== `undefined` && __PREFIX_PATHS__) {
+      rootPath = __PATH_PREFIX__ + `/`
+    }
+
+    if (location.pathname === rootPath) {
       header = (
         <h1
           style={{