[WIP] Custom event views support#274

Draft

RareScrap wants to merge 4 commits intorichardtop:masterfrom

RareScrap:custom_event_views

Commits on Oct 20, 2020

feat(view): First sketch of support for custom event view
RareScrap
committed
refactor(view): EventView was divided into EventView (as a base class) and DefaultEventView (current implementation of EventView)
RareScrap
committed

Commits on Oct 23, 2020

feat(view): Custom EventView support
RareScrap
committed

Commits on Oct 28, 2020

bugfix(view): dequeue() no longer delivers views with an zero frame
RareScrap
committed