• Remove ppport.h from distro on reccommendation from ppport.h
  
• Remove C99 style code from CDB_File to allow GCC 2.95 compilers to work
  
• Modernize Makefile.PL and require Test::More
  
• Update tests to use Test::More
  
• Fix makefile - {'d_mmap'} isn't always defined
  
• Cleanup temp files during testing
  
• Untie before file removal so windows doesn't block the removal