Fix the Library sample.

Change-Id: I38d0336b8f1952d4e0424501dcd060d173624b5b

Author: Xavier Ducrohet

samples/TicTacToeMain/AndroidManifest.xml

@@ -34,6 +34,6 @@
 
 
     </application>
-    <uses-sdk android:minSdkVersion="Froyo" />
+    <uses-sdk android:minSdkVersion="8" />
 
 </manifest>

samples/TicTacToeMain/README.txt

@@ -36,13 +36,13 @@ the main project and the result is used to generate the APK. This means that
 the main project can either use or redefine behavior from the libraries.
 
 
-To use the main vs livrary project:
+To use the main vs library project:
 - In ADT, just open import both projects and launch the main project.
 - In Ant, use 'android update project' to create the build files and set the SDK location,
   and then run 'ant debug' on the main project.
 
 
 For more details on the purpose of this feature, its limitations and detailed usage,
 please read the SDK guide at
-  <STOPSHIP insert URL here to library-project on developers.android.com>
+  http://developer.android.com/guide/developing/eclipse-adt.html