TRDS: Implement dark base theme as a start (WIP)

Change-Id: Ia1f42f78f6a264e062caf4c520fd998af013cd1e

PS1: Finalize CM's dark theme as holodark base
TRDS: Black it out

Change-Id: I50d9a53a928e6cad6e7ac5a92aa038da9163e9a5

PS1: Fix up a few buttons overlays
PS2: Slight transparency