Implement improved EXIF support

ui/package-lock.json

ui/package.json

ui/src/components/ImageView.tsx

ui/src/metadata/ContrastProcessing.ts

ui/src/metadata/ExposureMode.ts

ui/src/metadata/ExposureProgram.ts

ui/src/metadata/Flash.test.tsx

ui/src/metadata/Flash.ts

ui/src/metadata/FlashMode.ts

ui/src/metadata/ImageMetadata.ts

ui/src/metadata/LightSource.ts

ui/src/metadata/MeteringMode.ts

ui/src/metadata/Ratio.ts

ui/src/metadata/SceneMode.ts

ui/src/metadata/SharpnessProcessing.ts

ui/src/metadata/SubjectDistanceRange.ts

ui/src/metadata/WhiteBalance.ts