DOC-3243: Now link dialog allows uploading empty files#4022

kemister85 merged 2 commits intofeature/8.4.0/DOC-3243tinymce/tinymce-docs:feature/8.4.0/DOC-3243from

feature/8.4.0/DOC-3243_TINY-13421tinymce/tinymce-docs:feature/8.4.0/DOC-3243_TINY-13421Copy head branch name to clipboard