1.9.34 - 2017-10-10 = Fixes for 1.9.33

What's in it for you?

• fix: patch for WP 4.8.2 issue window modal empty. Tested and working, however it could prevent working in other WP versions. Users area advised

to update WP in order getting Nextcellent operating.

• improved: added filter ngg_pre_delete_image and action ngg_deleted_image to provide some degree of control when deleting a picture.