kyuba.org - unix init and low-level libraries

This latest release adds: an experimental garbage collector for s-expression data, support for custom s-expression types, several fixes to icemake, better support for building windows .dll files (with msvc++), (basic) support for ip4/ip6 networking for posixy operating systems and fixes to make curie work on windows x86-64 (also using msvc++). Still missing is network support in general on Windows.