Wings 3D: New feature and bug fixes in wings-0.99.55!

Wings 3D is a subdivision modeller with an user interface that is easy to use for both beginners and advanced users (inspired by Nendo and Mirai from Izware).

More Magnet Mask tools to further improve usability including the ability to Invert masked and unmasked areas and toggle the mask on/off. Some important bug fixes are included in this release, so upgrading is recommended.