Add read permission for external storage

Bug: 6591573
Change-Id: I82f554974b0d56f2ff7fa98dea5d9854e4235f95
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index e7398ec..8bb7c15 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -21,7 +21,7 @@
         package="com.android.htmlviewer">
 
     <original-package android:name="com.android.htmlviewer" />
-
+    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
     <application android:label="@string/app_label">
         <activity android:name="HTMLViewerActivity" android:label="HTMLViewer"
                   android:theme="@android:style/Theme.Light" >