Merge pull request ipfs/boxoipfs/interface-go-ipfs-core#29 from ipfs/feat/cidv1-default-base32

switch to base32 cidv1 by default This commit was moved from ipfs/interface-go-ipfs-core@55d09af650f460f7aa320470111b942c4774a9a7 This commit was moved from ipfs/boxo@642365d360272c3bc81301c07d55e4a6c6874530