Version 3.1.1

Added

• TypeScript: Add shapes and font options types #650 (cronin4392)
• TypeScript: Added correct export of types and ts-def file (pptx.ShapeType.rect, etc) in index.d.ts

Changed

• Fixed: Re-added "browser" property to package.json to avoid old "fs not found" Angular/webpack issue (Angular 8) #654 (cwilkens)
• Fixed: Previous release introduced a regression bug and broke addTest placeholder's
• Fixed: addChart and addImage in the same slide cause an error [fixed via getNewRelId] #655 (JuliaSheleva)

Removed

• The core-shapes.ts file was removed, shape def collapsed to simple type array, rolled into core-enums.ts and index.d.ts