APPDEV-1154 Remove VPN connection alert in production (#508)
APPDEV-1154 Remove VPN connection alert in production (#508)

- Added Build flavour check for VPN alert.
- Replaced userPreferences usages across file. This need to be done in entire application over time.
yonadev/yona-app-android,yonadev/yona-app-android,yonadev/yona-app-android,yonadev/yona-app-android