Fix for bug #8146846 Phone App should be mirrored for RTL languages

- replace left/right properties with start/end ones (Dialer will never be unbundled)
- add mirrored version of some drawables
- update AndroidManifest

Change-Id: Ia7f5b6ad13dd75fe42f1ee763dda5ab18e2d92c7
diff --git a/res/layout/dialpad_fragment.xml b/res/layout/dialpad_fragment.xml
index 27ba2da..13d91bd 100644
--- a/res/layout/dialpad_fragment.xml
+++ b/res/layout/dialpad_fragment.xml
@@ -19,8 +19,9 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:orientation="vertical"
-    android:paddingLeft="@dimen/dialpad_horizontal_margin"
-    android:paddingRight="@dimen/dialpad_horizontal_margin">
+    android:paddingStart="@dimen/dialpad_horizontal_margin"
+    android:paddingEnd="@dimen/dialpad_horizontal_margin"
+    android:layoutDirection="ltr" >
 
     <!-- Text field and possibly soft menu button above the keypad where
          the digits are displayed. -->