Created new icons for parallelograms and 3-pts related tools.
Added icons for new EditorkitToolbar widgets.
Added formatters for new models (parallelograms).
Added formatter for new models.
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.
