Group name edit input fixes

* Make the input open more consistently when
  editing group names
* Close the keyboard when group name edit dialog
  is dismissed via cancel button
* Allow spell check when editing the group name.
  Also, set the same input type on the editor
  group name dialog.

Bug 29536575
Bug 29537527

Change-Id: Icc12a5168dc7429274edd42c3f7da20e1c1a723a
diff --git a/res/layout/group_name_edit_dialog.xml b/res/layout/group_name_edit_dialog.xml
index 8e8ddd2..381d1d8 100644
--- a/res/layout/group_name_edit_dialog.xml
+++ b/res/layout/group_name_edit_dialog.xml
@@ -31,7 +31,7 @@
         android:layout_marginRight="4dp"
         android:layout_marginTop="16dp"
         android:hint="@string/group_name_dialog_hint"
-        android:inputType="textCapWords|textNoSuggestions"
+        android:inputType="text"
         android:singleLine="true"
         android:maxLength="@integer/group_name_max_length"/>
 </LinearLayout>
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