GH-3606: Merge branch 'hrEnterHandling' of github.com:FernCreek/tinymce into GH-3606
GH-3606: Merge branch 'hrEnterHandling' of github.com:FernCreek/tinymce into GH-3606

leofeyer/tinymce,adaptiffdesigns/tinymce,danielpunkass/tinymce,gencer/tinymce,tinymce/tinymce,TeamupCom/tinymce,danielpunkass/tinymce,FernCreek/tinymce,TeamupCom/tinymce,gencer/tinymce,FernCreek/tinymce,leofeyer/tinymce,adaptiffdesigns/tinymce,tinymce/tinymce,FernCreek/tinymce,tinymce/tinymce,MediehusetTek/tinymce,danielpunkass/tinymce,MediehusetTek/tinymce