Important fixes for invisible choice mode controls on pre-Lollipop.

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

@@ -14,7 +14,6 @@
         android:minHeight="@dimen/listitem_height"
         android:clickable="false"
         android:gravity="center_vertical"
-        android:background="@null"
         android:layout_marginLeft="@dimen/dialog_frame_margin"
         android:layout_marginRight="@dimen/listitem_control_margin" />
 

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

@@ -14,7 +14,6 @@
         android:minHeight="@dimen/listitem_height"
         android:clickable="false"
         android:gravity="center_vertical"
-        android:background="@null"
         android:layout_marginLeft="@dimen/dialog_frame_margin"
         android:layout_marginRight="@dimen/listitem_control_margin" />
 

sample/build.gradle

@@ -8,7 +8,7 @@ android {
         applicationId "com.afollestad.materialdialogssample"
         minSdkVersion 14
         targetSdkVersion 21
-        versionCode 13
+        versionCode 14
         versionName "1.0"
     }
     buildTypes {

sample/src/main/res/values-large/dimens.xml

@@ -0,0 +1,7 @@
+<resources>
+
+    <dimen name="sample_button_spacing">8dp</dimen>
+    <dimen name="activity_horizontal_margin">32dp</dimen>
+    <dimen name="activity_vertical_margin">32dp</dimen>
+
+</resources>