Browser: add to customize and show useragent

Add for carrier feature which requires to use useragent with
specified format. We try to load carrier useragent if needed
and show useragent in "about" menu item.

CRs-Fixed: 516733

Change-Id: Ifae25644d9ad5387684e3ff1e691e20db9a45e2a
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 9b29fd2..13f13b3 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -54,6 +54,9 @@
                    android:hardwareAccelerated="true"
                    android:taskAffinity="android.task.browser" >
 
+        <uses-library android:name="com.qrd.useragent"
+                      android:required="false" />
+
         <provider android:name=".provider.BrowserProvider2"
                   android:authorities="com.android.browser;browser"
                   android:multiprocess="false"