Enhancement: Improved handling of empty Buildings (when user erases all faces inside Sketchup Group that represents Modelur Building).
Enhancement: Added explicit selection of visible Parametric mapsto select Parametric map, which is shown in 3D viewport, just click on its name in Modelur UI.
Enhancement: Improved proximity check, which now skips Buildings that are hidden.
Bugfix: Fixed initialization of Modelur if there are some incomplete Land Uses in .skp model.
Bugfix: Proper calculation of Building's built-up area when it is modified manually.
Bugfix: Improved handling of manually modified Buildings.
Bugfix: Cleanup of coplanar faces inside Modelur Building.
Bugfix: fileutils.rb renamed to modelur_fileutils.rb so that it doesn't clash with the one that comes with SketchUp.