Remove note about their being more parts to the tutorial (gatsbyjs#3655)

* Remove note about their being more parts to the tutorial

We'll ship more stuff when we do. No reason to make it sound less than useful as it is.

* format

www/src/components/search-form.js

@@ -248,10 +248,10 @@ class SearchForm extends Component {
   }
 
   focusSearchInput(e) {
-   if (e.key !== `s`) return
-   if (document.activeElement === this.searchInput) return // eslint-disable-line no-undef
-   e.preventDefault()
-   this.searchInput.focus()
+    if (e.key !== `s`) return
+    if (document.activeElement === this.searchInput) return // eslint-disable-line no-undef
+    e.preventDefault()
+    this.searchInput.focus()
   }
 
   componentDidMount() {
@@ -339,7 +339,9 @@ class SearchForm extends Component {
           placeholder="Search docs"
           aria-label="Search docs"
           title="Hit 's' to search docs"
-          ref={(input) => { this.searchInput = input }}
+          ref={input => {
+            this.searchInput = input
+          }}
         />
       </form>
     ) : null

www/src/pages/tutorial.js

@@ -11,10 +11,9 @@ export default () => (
     </Helmet>
     <h1 css={{ marginTop: 0 }}>Gatsby.js Tutorial</h1>
     <p>
-      Hi! We’re so happy you decided to try using Gatsby. This tutorial has (or
-      rather will have once all parts are written) five parts that'll walk you
-      from getting started developing and building Gatsby sites to deploying a
-      finished and polished high performance static PWA.
+      Hi! We’re so happy you decided to try using Gatsby. This tutorial has five
+      parts that'll walk you from getting started developing and building Gatsby
+      sites to deploying a finished and polished high performance static PWA.
     </p>
     <p>
       This tutorial is for <em>everyone</em>! You do not need to be a programmer