Hedging my bets

Making monobook's text-transform not apply to notification flyout.
Unfortunately, 2 overrides are needed since the monobook selector
is applied weakly to the overlay in general (as an inherited style)
and strongly to the notifications themselves (since they're in a ul)

Bug: 47652
Change-Id: I2600b5836ea7bca59d9089d8bb7e69a6aaeca6a4
Merge "Hedging my bets"