TINY-2976: timeout added to fix broken paste in media dialog on ie11
TINY-2976: timeout added to fix broken paste in media dialog on ie11

tinymce/tinymce,FernCreek/tinymce,TeamupCom/tinymce,FernCreek/tinymce,tinymce/tinymce,tinymce/tinymce,FernCreek/tinymce,TeamupCom/tinymce