* Allow emoji short code in labels As title, turn :alias: type short code into emojis when rendering labels to match previous behavior * Update models/issue_label.go Co-Authored-By: John Olheiser <[email protected]> * render text in templates not code * remove has-emoji class 🧙♀️ * fix new issue form Co-authored-by: John Olheiser <[email protected]> Co-authored-by: Lunny Xiao <[email protected]>