Since MoP there is a Problem with Nameplates, no matter what Nameplate Addon or without Addon.
First time you see a name plate of an enemy it has many ugly texture overlapping for like 1 second.

Screenshot with TidyPlatesThreatPlates and Aurora: Missing Textures



Screenshot without any mod:



This textures appear before any addon can handle to hide it so this mod includes empty textures to hide Blizzards Textures:



Installation
1. Download the package.
2. Put the unziped folders from this package into your "Interface" folder NOT AddOns folder!

Includes
TARGETINGFRAME:
UI-TargetingFrame-BarFill.blp
UI-TARGETINGFRAME-FLASH.blp
Tooltips:
EliteNameplateIcon.blp
Nameplate-Border.blp
Nameplate-CastBar.blp
Nameplate-CastBar-Shield.blp
Nameplate-Glow.blp