* Group addDatesToPostList options into object
* Clean up imports in PostList
* Dry up code for adding dates to posts in PostList
* Allow user to load more posts in channel post list
* Load more posts upon scrolling to end instead of with button
* Wait for initial posts to be loaded before loading more
* Return data in getPosts actions
* Check how many posts were fetched to determine if there are more
* Insert load-more-posts into list in PostList not post_utils.js
* Rename component for LoadMorePosts
* Use LoadMorePosts to indicate if more posts are loading
* Only try to load more posts if initial posts have been loaded
* Don’t show LoadMorePosts if posts list is empty
* Don’t try to load more posts if first post has been loaded
* Don’t show LoadMorePosts if first post has been loaded
* Set hasFirstPost in willReceiveProps of PostList
* Use constant for load-more-posts token string
* Only show LoadMorePosts if pagination is enabled on PostList
* Fix logic for determining if posts loaded in PostList
* Ensure PostList ListView rerenders
* Move load more posts logic into ChannelPostList
* Remove unused getTheme from ChannelPostList container
* Avoid clever variable assignment in LoadMorePosts
* PLT-5677 Make System messages mark channels as unread equals to the webapp
* addressing feedback
* Clarify when the channel should be mark as read
* ignored posts types dont change the channel read state
* fix typo
* PLT-5604 Add/Remove members from pubic channels doesn't match the webapp functionality
* Review feedback
* Fix spelling of ChannelMembersTitle
* Use selector to consolidate auth logic for channel member mgmt
* Check for presence of channel & member object in getUnreads selector
* Check for presence of member.notify_props in getUnreads selector
* Check for channel & member when handling RECEIVED_LAST_VIEWED
* Fix placement of new messages separator
* Ignore your own posts when determining start of new messages
* Cache lastViewedAt in ChannelPostList until switching channels
* Increase padding around DateHeader & NewMessagesDivider
* Improve styling of new messages divider line
* Use async await for ChannelDrawerList.onSelectChannel
* Convert DateHeader to functional component
