Uses a floating action button for adding new contact

Change-Id: I47cc26e857f7b3da8537bc52c8cb08b969af44b7
diff --git a/res/values/colors.xml b/res/values/colors.xml
index 51dbd71..d1ea3b0 100644
--- a/res/values/colors.xml
+++ b/res/values/colors.xml
@@ -41,4 +41,6 @@
 
     <!-- Color of the selected tab underline (overriding value in ContactsCommon) -->
     <color name="tab_selected_color">#ffeeff41</color>
+    <color name="contacts_accent_color">#00acc1</color>
+
 </resources>