Eclipse plugin

[Frank Benoit (keinfarbton)]

> Actually I could do without a full-blown IDE if there were just a decent
> visual debugger.  For writing code I'm fine with emacs, but debugging
> via printfs is annoying.  And don't go telling me about that crashy
> WinDbg thing -- it's just not up to snuff.

Oh yes. A working debugger would be so great. Showing variable values in
gdb/ddd. And a working backtrace.