docs: specify that adt v20 or higher is required for class

Change-Id: I11b9bdf59d10fad2dc49ccda47078e273fe064f7

docs/html/tools/help/bmgr.jd

@@ -7,9 +7,6 @@ parent.link=index.html
 
 <div id="qv-wrapper">
 <div id="qv">
-  <h2>bmgr quickview</h2>
-<p><code>bmgr</code> lets you control the backup/restore system on an Android device.
-
   <h2>In this document</h2>
   <ol>
 <li><a href="#backup">Forcing a Backup Operation</a></li>

docs/html/training/basics/firstapp/creating-project.jd

@@ -41,10 +41,10 @@ shows how to create a new project either using Eclipse (with the ADT plugin) or
 SDK tools from a command line.</p>
 
 <p class="note"><strong>Note:</strong> You should already have the Android SDK installed, and if
-you're using Eclipse, you should also have the <a
-href="{@docRoot}tools/sdk/eclipse-adt.html">ADT plugin</a> installed. If you don't have
-these, follow the guide to <a href="{@docRoot}sdk/installing/index.html">Installing the Android SDK</a>
-before you start this lesson.</p>
+you're using Eclipse, you should also have the <a href="{@docRoot}tools/sdk/eclipse-adt.html">ADT
+plugin</a> installed (version 20.0.0 or higher). If you don't have these, follow the guide to <a
+href="{@docRoot}sdk/installing/index.html">Installing the Android SDK</a> before you start this
+lesson.</p>
 
 
 <h2 id="Eclipse">Create a Project with Eclipse</h2>

docs/html/training/basics/firstapp/index.jd

@@ -14,8 +14,9 @@ next.link=creating-project.html
 <h2>Dependencies and prerequisites</h2> 
 
 <ul>
-  <li>Android 1.6 or higher</li>
   <li><a href="http://developer.android.com/sdk/index.html">Android SDK</a></li>
+  <li><a href="{@docRoot}tools/sdk/eclipse-adt.html">ADT Plugin</a> 20.0.0 or higher
+    (if you're using Eclipse)</li>
 </ul>
  
 </div>