In the screenshot-images in your first post the Edit, Save changes, etc. button text is white. In the installed plugin they seem black.
After short testing, this seems an issue in GS 3.3.2 beta2. Seems to work fine in GS 3.1.1 . I might be wrong, will test again.
After short testing, this seems an issue in GS 3.3.2 beta2. Seems to work fine in GS 3.1.1 . I might be wrong, will test again.