Changelog

• Remove unneeded caret force draw
• Use shared_ptr for fl_PartOfBlock to avoid use-after-free crash.
• Fix crash when IM is called before the document is ready
• Enforce format overflow warning
• Fix crash with cut and paste
• The exporter expects an file URI not a path
• Ensure the clipping rect is owned by GR_Graphics
• Fix an incorrect check for null

• create a new file
• make changes, save file
• open the file
• export the file to another format