Today's patch they added the code consolidation to the pet buff window, which could cause UI's to break again. Here is the UI patch information:
UI- Updated pet window to use a single template for buffs.
- Added a chat message when your pet's spells are resisted. The message uses the Pet Spells chat filter and is only visible to the pet's owner.
- The Fellowship Window will now display the correct last online time for leaders.
- Added parcels to the Find Item window.
- Added a 'Clear Tab Text' option to the chat window context menu (right click menu) as a shortcut for /clearchat.
- Changed -
EQUI_AdvancedDisplayOptionsWnd.xml
EQUI_PetInfoWindow.xml
EQUI_Templates.xml
Source and full patch notes.