WorldWind Kotlin v1.2.13

• Fix incorrect texture size estimation for non-square textures.
• Fix MilStd2525Placemark compatibility with recycled bitmaps.
• Recycle bitmaps after loading to GL memory.
• Add possibility to decode Bitmap factory resource synchronously.
• Add Image Factory support to JS source set.
• Extract isExtrude and isFollow terrain to Abstract Shape.
• Extract logic from MilStd2525Util object and remove it.
• Enable examples and tutorials desugaring.
• Fix LookAt copy constructor.