TINY-865: child wrapper having the same format as the immediate parent, shouldn't be removed if it also has other formats merged
TINY-865: child wrapper having the same format as the immediate parent, shouldn't be removed if it also has other formats merged

jtark/tinymce,MediehusetTek/tinymce,danielpunkass/tinymce,TeamupCom/tinymce,gencer/tinymce,danielpunkass/tinymce,aduth/tinymce,blakewallan/tinymce,tinymce/tinymce,leofeyer/tinymce,tinymce/tinymce,MediehusetTek/tinymce,FernCreek/tinymce,blakewallan/tinymce,TeamupCom/tinymce,FernCreek/tinymce,adaptiffdesigns/tinymce,danielpunkass/tinymce,jtark/tinymce,adaptiffdesigns/tinymce,FernCreek/tinymce,aduth/tinymce,leofeyer/tinymce,gencer/tinymce,tinymce/tinymce