SMS Backup+ for Android can put all texts into your GMail archive (and calls into Google Calendar), knocking out one dependency there.

https://github.com/jberkel/sms-backup-plus/

It's actually one of the first apps I always install after I discovered the hard way that Android used to delete corrupted SQLite databases and I lost the SMS DB on my phone.

https://stackoverflow.com/questions/7764943/what-can-be-done...