email: Add isRunningJBMR1OrLater method

from aosp: https://android-review.googlesource.com/#/c/89374

Change-Id: I9ec09dd27407461e4498f48eae5e1c39fff9e0df
Signed-off-by: Jorge Ruesga <jorge@ruesga.com>
TRDS:[UnifiedEmail] Dark Email (2/2)

Change-Id: Ib3b760fc4cb6bb346cb7e42bea856a238f065557
trds: color adjustments

Change-Id: Ifbb8853309c7a08958da5d89df252baf7ce1b0ee
trds: fix white bg on email compose for sw600dp

Fix it fix it :)

Change-Id: Ib4676869ae8e794442af040eb06b578e27042c5a