Merge some PRs that were left behind

[edmundmiller]

• [x] https://github.com/Illumina/DRAGMAP/pull/14
• [x] https://github.com/Illumina/DRAGMAP/pull/48
• [x] https://github.com/Illumina/DRAGMAP/pull/55
• [x] https://github.com/Illumina/DRAGMAP/pull/56
• [x] https://github.com/Illumina/DRAGMAP/pull/10
• [x] https://github.com/Illumina/DRAGMAP/pull/53
• [x] https://github.com/Illumina/DRAGMAP/pull/32