Use the expanded text (e.g. anonymous users only, account creation disabled instead...

Use the expanded text (e.g. anonymous users only, account creation disabled instead of anononly,nocreate) in the block log items of the recent changes (i.e. don't check for the variable translate when translating the second parameter - it was a workaround for the block expiry to prevent ugly HTML from appearing, it is not needed for the block flags).