* No need to resetToChannel on clearing data
* Don't use componentWillReceiveProps
* Dismiss all modals on iOS too
* Use centerChannelBg when channel as root
* Fix resetToChannel test
* Fix removal of loadChannels call when rebasing with master
* Add new line
* Address PR review comments
* MM-21085 Updated waitHydration
Updated the hydration of hte store to first check if it completed as this was being caused due to a race condition.
* MM-21085 Updated for callback
MM-21085 Updated for callback
