MELS: Refactor collapsing algo to take into account holes (redacted events, non supported events) between serie of collapsing event
MELS: Refactor collapsing algo to take into account holes (redacted events, non supported events) between serie of collapsing event

matrix-org/matrix-ios-kit,matrix-org/matrix-ios-kit,matrix-org/matrix-ios-kit,matrix-org/matrix-ios-kit