added RegExp for new models.
Added regexp for new models (multicurve, ...)
Now use java.util.regex instead of gnu.regexp
Changed minimum JDK version to 1.4
Added actions related to SmoothPoly.
Added new widgets for parallelograms + 3pts models.
Added support for new models (parallelo + 3pts)
Added views for new models (parallelograms + 3pts)
Added support for new editing mouse-tools.
Added PST customs parameters.
