NEWS/Changelog

1.2	(2010-01-25)
    +   minor graphics enhancements.
    +	Fix log messages (pointer display on Windows 64-bits machines)

1.1	(2009-11-26)
    +	Fix compilation problems for 64 bits machines


1.0	(2009-10-27)
    +	oriented graphs allowed.
    +   bayesian method optimisation (C/C++ implementation).
    +   graphics improvments.
    +   fixing CRAN warnings

0.2-0	(2008-10-15)
    +	Initial release
