Adds support for exporting DWG to SVG format.
Features
- Added support for exporting AutoCAD Drawing Database File (DWG) to Scalable Vector Graphics (SVG) format.
- Convert/Export images to Drawing Exchange Format File (DXF) file formats.
- Added support for exporting to layered Portable Document Format (PDF) files.
- Distinguish between Drawing Template (DWT) and DWG formats from drawing stream.