Update OOjs UI for cherry-picks and VisualEditor to I0b466f0

OOjs UI new changes:
8fa7b43 Position popups and their anchors correctly in RTL
ba5901b TextInputMenuWidget: Handle undefined value properly when toggling visibility

VisualEditor new changes:
227d7df Fix clipboardData API path on copy

Change-Id: Ic82ebc0576f7e9c36a9bf178cb3efe11fa856a5d