Clarify that IDEs use Stagehand (#385)

site/index.html

@@ -53,8 +53,13 @@
 
       <p>Stagehand helps you quickly, easily, and correctly create Dart
       applications. It generates the scaffolding that you need so you can get
-      productive, faster. Stagehand supports generating client-side web apps and
-      server-side apps.</p>
+      productive, faster. Stagehand supports generating both client-side
+      web apps and server-side apps.</p>
+
+      <p><a href="https://webdev.dartlang.org/tools/webstorm">WebStorm</a>
+      uses Stagehand, as do <a href="https://www.dartlang.org/tools#ides">other
+      Dart-savvy IDEs and editors</a>. Restart your IDE or editor to get the
+      latest templates.</p>
 
       <h1 id="get-started">Get Started</h1>
 
@@ -70,7 +75,7 @@ $ pub global activate stagehand
       <h1 id="usage">Usage</h1>
 
       <p>
-        Stagehand is easy to use. First, make sure
+        Stagehand is easy to use from the command line. First, make sure
         <a href="https://www.dartlang.org/tools/pub/cmd/pub-global.html#running-a-script-from-your-path">pub scripts are on your PATH</a>.
         Then:
       </p>