Update CHANGES and clean code

CHANGES.md

@@ -11,7 +11,7 @@ Other changes:
  -
 
 Bugfix 🐛:
- -
+ - Fix issues with some member events rendering (#498)
 
 Translations 🗣:
  -

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/database/helper/TimelineEventEntityHelper.kt

@@ -16,7 +16,6 @@
 
 package im.vector.matrix.android.internal.database.helper
 
-import im.vector.matrix.android.api.session.events.model.Event
 import im.vector.matrix.android.api.session.events.model.EventType
 import im.vector.matrix.android.api.session.events.model.toModel
 import im.vector.matrix.android.api.session.room.model.RoomMember

vector/src/main/java/im/vector/riotx/features/home/room/detail/timeline/factory/MergedHeaderItemFactory.kt

@@ -69,7 +69,7 @@ class MergedHeaderItemFactory @Inject constructor(private val sessionHolder: Act
                     val data = MergedHeaderItem.Data(
                             userId = mergedEvent.root.senderId ?: "",
                             avatarUrl = senderAvatar,
-                            memberName = senderName ,
+                            memberName = senderName,
                             localId = mergedEvent.localId,
                             eventId = mergedEvent.root.eventId ?: ""
                     )

vector/src/main/java/im/vector/riotx/features/home/room/detail/timeline/helper/TimelineDisplayableEvents.kt

@@ -17,8 +17,6 @@
 package im.vector.riotx.features.home.room.detail.timeline.helper
 
 import im.vector.matrix.android.api.session.events.model.EventType
-import im.vector.matrix.android.api.session.events.model.toModel
-import im.vector.matrix.android.api.session.room.model.RoomMember
 import im.vector.matrix.android.api.session.room.timeline.TimelineEvent
 import im.vector.riotx.core.extensions.localDateTime