Refscan

What's Changed
* `refgraph`: Add border to nodes that are both incoming and outgoing by eecavanna in https://github.com/microbiomedata/refscan/pull/16


**Full Changelog**: https://github.com/microbiomedata/refscan/compare/v0.1.15...v0.1.16

What's Changed
* Fix bug preventing `refgraph` from loading graph template HTML file by eecavanna in https://github.com/microbiomedata/refscan/pull/13


**Full Changelog**: https://github.com/microbiomedata/refscan/compare/v0.1.14...v0.1.15

What's Changed
* Add `gengraph` script that generates graph (network diagram) of `references.tsv` file by eecavanna in https://github.com/microbiomedata/refscan/pull/11


**Full Changelog**: https://github.com/microbiomedata/refscan/compare/v0.1.13...v0.1.14

- Fix issue where cache could contain same collection name more than once

**Full Changelog**: https://github.com/microbiomedata/refscan/compare/v0.1.12...v0.1.13

What's Changed
* Cache up to 2 collection names when searching for documents by eecavanna in https://github.com/microbiomedata/refscan/pull/10
* Rename `--find-missing-documents` CLI option to `--locate-misplaced-documents`

**Full Changelog**: https://github.com/microbiomedata/refscan/compare/v0.1.11...v0.1.12

What's Changed
* Add `--find-missing-documents` CLI option to search for documents not found in eligible collections by eecavanna in https://github.com/microbiomedata/refscan/pull/8


**Full Changelog**: https://github.com/microbiomedata/refscan/compare/v0.1.10...v0.1.11