Fix for crash during block download
Fix -loadblock after shutdown during IBD
Be a bit more verbose during -loadblock if we already have blocks
Merge pull request #5173

50b43fd Be a bit more verbose during -loadblock if we already have blocks (Matt Corallo)
8375e22 Fix -loadblock after shutdown during IBD (Matt Corallo)
4ead850 Fix for crash during block download (Matt Corallo)