Sub windows (squashed from previous branch)#1254

Merged

cmyr merged 11 commits intolinebender:masterfrom rjwittams:sub-window-squash

Jan 7, 2021

+724-14

Commits on Sep 25, 2020

Sub windows (squashed from previous branch)
rjwittams
committed

Commits on Jan 3, 2021

Merge remote-tracking branch 'remotes/upstream/master' into sub-window-squash
rjwittams
committed

Commits on Jan 4, 2021

Update druid version. Address review comments
rjwittams
committed

Commits on Jan 5, 2021

Commits on Jan 7, 2021

Review fixes
rjwittams
committed