Thread Decorator (#1686)

* just added the isThreaded property to message based events

* done but I should add a bunch of tests for images and videos and locations

* handling for image and videos, but locations might need to be double checked

* code improvement

* better tests and removed code that is not used, we need to fix first the appearence of replies

* bubble style is solved, we now need plain style

* also added plain style

* better handling for bubble style

* rounded corner only for bubbles in location

* fix for wrong aspect ratio in replies

* all changes done

* better testing

* swift format

* changelog

* PR comments and rebase.

* Simplify corner radius on location timeline view.

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Co-authored-by: Doug <douglase@element.io>

ElementX/Sources/Screens/RoomScreen/RoomScreenModels.swift

@@ -38,7 +38,7 @@ enum RoomScreenViewModelAction {
 
 enum RoomScreenComposerMode: Equatable {
     case `default`
-    case reply(itemID: TimelineItemIdentifier, replyDetails: TimelineItemReplyDetails)
+    case reply(itemID: TimelineItemIdentifier, replyDetails: TimelineItemReplyDetails, isThread: Bool)
     case edit(originalItemId: TimelineItemIdentifier)
     
     var isEdit: Bool {