Show information in the UI about the remaining Credits and estimated number of images from the Dream Studio account

[Harvester62]

Is your feature request related to a problem? Please describe. Not a problem, just some useful information for the user about his/her account's available credits and the approximate number or images that can be generated with standard settings.

Describe the solution you'd like It would be useful to display in the main UI the remaining Credits and the approx number of images as available in the Dream Studio account info page.

Describe alternatives you've considered Currently the user has to login to his/her DS account to see the residual Credits.

Additional context