Steps to reproduce the issue

• In "Tags > Options" a "Tag Image" is set on "Show" and is displayed.
• In an Tag on Tab "Images" set Float of "Full Image" to "Right" or another Value. This don't work, Image stay left.
• "Teaser Image" is displayed at menuitem type "List of all tags" correct floating right.
• no "Alt" or "Caption" is showed in Source Code.

System information (as much as possible)

Joomla! 3.7.0-beta1-nightly
macOS Sierra, 10.12.2
Firefox 50.1.0
PHP 7.0.4
MySQLi 5.5.53-0

Comment

If "Float" (partial), "Alt" and "Caption" is not used, it should not be shown on "Tags: Edit".