Changes
- Bump version to 0.4.0 (#61)
- Add dependencies comparator (#44)
- Replace SPM dependency with Swift Tool Support (#59)
- Update Travis to build xcdiff with Xcode 11.5 (#60)
- Extend --list command output to show which comparators do not run by default (#55)
- Add support for HTML format (#56)
- Display values for settings present only in one project (#54)
- Apply more lenient comparison for inputFileListPaths and outputFileListPaths (#52)