Version 0.31 2006-08-14 D. Arnold
- remove threads dependency
Version 0.30 2006-04-28 D. Arnold
- broke out from Devel::STrace 0.30 (decoupled to more easily
support Devel::Psichedb or other debuggers/diagnostics)
- added DESTROY for Devel::RingBuffer and Devel::RingBuffer::Ring
- added global message area
- added per-thread message area
- added per-thread expression-watch area
- converted most mmap'd area accesses to XS/C code