Merge pull request #255 from pmienk/version3

Regenerate with updated version to 3.8.0.

Regenerate artifacts.

Update VS .props test command line args.

Merge pull request #208 from thecodefactory/build-update

Regenerate build artifacts.

Various updates.

Add segregated witness and regtest, fixes.

No changes, tracking release.

No changes, tracking release.

Various optimizations and fixes, add config.

Major new features and improved quality.