Works with Patch 5.0.5 Attack on Theramore Isle.

Works with Mists of Panderia 5.0 Beta client.

DejaStats:

Provides a moveable frame that shows and fades on mouse-over for:
Memory usage
Latency
Frames per second
Player money
Remaining player bagslots
Player armor durability percentage

Please see the screenshots to see the result.

Use:

Install to your addon directory and login to WoW. There are no preferences. If you wish to move frames or buttons to your liking or otherwise change things around then you will have to edit the lua file.
Shift+Right click and drag on the frame to reposition.
Mouse over and out of the frame to show and fade the stats.