Open items for upcoming releases

• conditional breakpoints
• enhance expressions to allow versatile computation
  +-*/ on basic types, vectors - assume arrays of basetypes
  foreach, for i .. n, etc.
• support GDB/MI
• control debugger through TCP sockets
• changing debuggee's memory through assignments in Ddbg expressions
• use upcoming DMD support for enums
• support DWARF debug symbols
• 64bit version
• support POSIX debugging API
• attaching to running processes
• debugging child processes