* MM-16430 refactor app entry point
* iOS Extensions to use session token from KeyChain
* Remove token from general credentials entity
* Fix mattermost-managed.ios to return the cachedConfig
* Migrate server based keychain for android push notifications
* remove unneeded async
* Remove unneeded android InitializationModule
* Switch to SingleDex and remove all locales
* WIP Mattermost Start Component for lazy loading modules
* Add files changed for native modules
* Add Entry component and app global object
* dispatch setStatusBarHeight for iOS
* Update screen imports
* Include Entry screen
* Refactor app to mattermost.android.js
* Override unnecessary java files
* Fix minor issues in changes
* Display empty state based on user credentials
Also, add proper background theme for empty loading screen
* Add native module constant cache support
* Fix startup theme regression
* Add Keychain support for credentials
* Fix Orientation regression
* Fix SharedExtension regression
* Emit NATIVE_APP_LAUNCHED across bridge only once during cold start
* Add iOS Support
* Revert to previous implementation of i18n
* Fix styling issues
* Include listener for SERVER_VERSION_CHANGED
* Add SafeAreaView in Entry screen
* Register deviceToken early, in order to get iOS PN Support
* Include StartTimeModule
* Add ReplyFromPush support and remove NATIVE_APP_LAUNCHED listener
* Package native constants in StartTimeModule and avoid bridge calls
* Fix check-style errors
* Code cleanup
* Rename StartTimeModule to InitializationModule
* Remove NavigationApplication
* Documentation and minor changes
* Account for app opening after SharedExtension
* Refactor getIntl to getTranslations
* Move native module constants into it's own forked repos
* Include FetchBlob and DeviceInfo forked repos
