Improve context collection for the linker.
Improve coref context collection and change type parameter of CorefResolved to a type bound.
Uniq linker args.
Make output file an argument.
Add better context display for link diff printer.
Improve finding of sentences for linker context.
Merge pull request #11 from rbart/link-context

Improve context collection for linker
Clean newlines from output and minor refactoring.
Major refactoring of EvaluationPrinter and DocumentExtractor.
Add final touches to improved extraction-diff output.
Fix substitution bug
Make Link printer print all links by default.
Use Best Entity Mention in linker when possible.
Merge pull request #12 from rbart/link-context

Use best-mention info in linker and fix extraction diff bug
Change DocOpenIEMain to compare two systems.
Print all three configs in Link printer, and add resolved arg column.
Separate OpenIELinker trait from OpenIELinked trait, remove Linker trait for now.
Change DocumentExtractors to use new OpenIELinker/OpenIELinked
Merge pull request #13 from rbart/link-context

Separate OpenIELinker and OpenIELinked traits and assorted output changes.
Remove Kbp-specific document representation and remove parser, chunker from document extractor