Merge pull request #153 from doncung/UpdateThumbnailManager

Update thumbnail logic to try getting thumbnails for videos.

box-browse-sdk/src/main/java/com/box/androidsdk/browse/fragments/BoxBrowseFolderGridFragment.java

@@ -49,7 +49,7 @@ protected void initRecyclerView(RecyclerView view){
         }
     }
 
-    public class SpacesItemDecoration extends RecyclerView.ItemDecoration {
+    public static class SpacesItemDecoration extends RecyclerView.ItemDecoration {
 
         private int halfSpace;
 

box-browse-sdk/src/main/java/com/box/androidsdk/browse/uidata/ThumbnailManager.java

@@ -280,7 +280,9 @@ public static boolean isThumbnailAvailable(BoxItem item) {
 
         int index = item.getName().lastIndexOf(".");
         if (index > 0) {
-            return IMAGE_EXTENSIONS.contains(item.getName().substring(index + 1).toLowerCase());
+            String extension = item.getName().substring(index + 1).toLowerCase();
+            return IMAGE_EXTENSIONS.contains(extension)
+                    || VIDEO_EXTENSIONS.contains(extension);
         }
         return false;
     }