fb: TRDS dark base theme

Change-Id: Ie25abfbf5258ac479ca8bc91033f6892bbbc6741
trds:[framework] dark images adjustments

Change-Id: Ie038c4a1aa535708c23f099fb5e836407e3d1603
TRDS: Dark DocumentsUI
for Downloads app

PS:
- fix settings

Change-Id: I87d49e97b8a0a67bd4d85f0137eb0960155428cb