Fixing crash when failing to download notification images
- This PR prevents crashes due to failures when writing downloaded notification attachments (images) to a temporary file location. #1029 and #1030
Adding CollapseId to the OSNotification object
- OneSignal's CollapseId which is shared with Android corresponds to the identifier property of iOS notifications. If the collapseId field is present on your notifications it can now be read in the corresponding OSNotification object. #1024