Release Notes: Sub directories now use the SSPM (Slottable Source Plugin Module) method by default. Support for the Schily Source Package System (SPS) was added.
Release Notes: Portability has been widely enhanced. This is the last release that does not default to the SSPM (Slottable Source Plugin Module) method for adding new sources.
Release Notes: Portability support was generally improved. The portability include files were restructured to make it easier to document the art of writing portable software using "makefiles".
Release Notes: This version has better portability, and there are many new operating systems in the support list.