Before v0.4
done - add error/warning/help message to macros
done - add local configuration as in the lstlisting package
done - make \skbinput failsafe, is \IfExist and warnings
done - add options for PDF documents (cf. hyperref)
done - add postion to \skbfigure with test if figurer option is active

Before v0.5
done - finish documentation
done - rewrite the \Slide commands
done - publish at CTAN

Before v0.6
- improve documentation, especially complete examples

Before v0.7

Before v0.8

Before v0.9