Added push message string for changed avalanche problem
registerForRemoteNotificationTypes is deprecated in ios8. Use registerUserNotificationSettings and registerForRemoteNotifications if device is on ios8.
Solved conflict
Fixed error when handeling new warning as alert.
Merge pull request #77 from bGraphic/feature/Push_varsling_på_endring_av_snøskredproblem_#62

Added push message string for changed avalanche problem