Padding fixes.

library/src/main/res/layout/md_listitem.xml

@@ -16,7 +16,6 @@
         android:textSize="@dimen/md_listitem_textsize"
         android:gravity="center_vertical"
         android:layout_marginLeft="@dimen/md_dialog_frame_margin"
-        android:layout_marginRight="@dimen/md_dialog_frame_margin"
-        android:singleLine="true" />
+        android:layout_marginRight="@dimen/md_dialog_frame_margin" />
 
 </LinearLayout>

library/src/main/res/layout/md_listitem_multichoice.xml

@@ -28,7 +28,6 @@
         tools:text="Item"
         android:textSize="@dimen/md_listitem_textsize"
         android:gravity="center_vertical"
-        android:layout_marginRight="@dimen/md_dialog_frame_margin"
-        android:singleLine="true" />
+        android:layout_marginRight="@dimen/md_dialog_frame_margin" />
 
 </LinearLayout>

library/src/main/res/layout/md_listitem_singlechoice.xml

@@ -28,7 +28,6 @@
         tools:text="Item"
         android:textSize="@dimen/md_listitem_textsize"
         android:gravity="center_vertical"
-        android:layout_marginRight="@dimen/md_dialog_frame_margin"
-        android:singleLine="true" />
+        android:layout_marginRight="@dimen/md_dialog_frame_margin" />
 
 </LinearLayout>