UI update: Pictures thumb hover
UI update: Picture view next/prev transitions
UI update: Galleries thumb hover
UI update: Galleries thumb hover FIX
UI update: Galleries & Pictures thumbs center
UI update: Galleries & Pictures thumbs border width FIX
Merge pull request #1 from BaobabLogic/duplessis

Duplessis UI updates. (Borders, transitions, pic+gallery centering)