Commenting improvements and new Cloud for Business subscription assignment

Improvements (2)

Comment reply field is focused when clicking on comment
New ability to assign a Cloud for Business subscription to Axure Cloud for Business subinstance by pasting the subscription code

Bug fixes (10)

Fixes inspect not working for clickthroughs
Fixes first duplicate of whiteboards/documents not working
Fixes number shortcuts to apply opacity in whiteboards
Fixes artifacts left on canvas when moving sectioned/grouped connectors in whiteboards
Fixes artifacts left on canvas when copying/pasting or duplicating connectors in groups in whiteboards
Fixes connector mode getting re-triggered after equidistant swap in whiteboards
Removed sticky note hint text when a collaborator is typing into a note in whiteboards
Fixes text styling getting added/removed when text had different styling applied and open in multiple windows in whiteboards
Fixes issues around editing large images in whiteboards
Fixes incorrect line height when pasting to/from RP and whiteboards (latest RP 11 build required)