Bumped version numbers to fix weird references.

Bumped version numbers.

Bumped version numbers.

Feature/magic numbers (#17)

* Added ability to use just a stream or byte array.

* Added Unit test coverage for magic numbers.

* Bumped version numbers.

* Updated names of tests.

* Updated build to include .Net core 3.0.100

* Fixed bug with leaking memory stream.

Merge pull request #3 from clipboard-org/feature/initialise-with-stre…

…am-and-content-type

Added ability to initialise text extractor using stream and content type

Update README.md