* RN-268 Fixed teams list not always rerendering when team member changes
* Removed unused prop from ChannelDrawer
* RN-268 Passed fewer props into TeamsListItem
* RN-349 Mark current channel as read when opening the app
* RN-349 Mark channels as read when switching teams
* Moved markChannelAsRead into handleTeamChange action
* Reduced re-renders of Channel screen
* Switched some components to be PureComponents
* Stopped waiting for drawer to close to switch channels
* Fixed post list being stuck loading
* Fixed incorrectly removed ref
* Removed loader from channel post list
* Removed unused prop
* Re-added ChannelDrawer.swiperIndex
* Changed ChannelPostTextbox to only require a single draft
* Re-enable InteractionManager on ChannelDrawer
* Fixed ChannelDrawer.joinChannel and removed duplicated code
* Moved getting device dimensions into render method
* Switched ChannelsList to be a PureComponent
* RN-171 - Extending border bottom on sidebar title
* RN-164 - Teams title center and bold
* RN-103 - Updating position for sendButton
* RN-231 - Increasing left margin when only one team
