Settings: Auto-capitalize edit text for zen autorule names.

Bug: 21337479
Change-Id: I424adf94a0717cb4ca75576e2047cbaf387bb947
diff --git a/res/layout/zen_rule_name.xml b/res/layout/zen_rule_name.xml
index b7b0415..31a5df8 100755
--- a/res/layout/zen_rule_name.xml
+++ b/res/layout/zen_rule_name.xml
@@ -23,6 +23,7 @@
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:singleLine="true"
+        android:inputType="textCapSentences"
         android:hint="@string/zen_mode_rule_name_hint"
         android:layout_marginLeft="22dp"
         android:layout_marginRight="22dp" >