Fix crnl
Move CRNL handling into the parser so that users of mailin do not have to strip CRNL.
This fixes a bug in mailin-embedded which was stripping CRNL from DATA payloads.
Move CRNL handling into the parser so that users of mailin do not have to strip CRNL.
This fixes a bug in mailin-embedded which was stripping CRNL from DATA payloads.