Bump version

Sign assembly with strong name

Update README.md

Update to 0.1.4-alpha001

Update to 0.1.4-alpha001
- Remove reference to net5
- Update supported dotnet versions in README
- Make ObjectExtractor static and add PdfPigExtensionsTests
- Update PdfPig NuGet package to 0.1.9-alpha-20231019-c6e2d
- Seal classes, make clipper internal

Merge pull request #23 from BobLd/v0.1.3

Update PdfPig to 0.1.6 and bump version to 0.1.3

Merge branch 'master' of https://github.com/BobLd/tabula-sharp

Update path to xml

Set version to 0.1.1-alpha001

Fix tests

Merge pull request #14 from BobLd/nurminen-detect

Implement Simple Nurminen Detection Algorithm