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Machine used to run analyses
| Environment parameter | Values |
|---|---|
| platform | x86_64-apple-darwin15.6.0 |
| arch | x86_64 |
| os | darwin15.6.0 |
| system | x86_64, darwin15.6.0 |
| major | 3 |
| minor | 4.2 |
| year | 2017 |
| month | 09 |
| day | 28 |
| svn rev | 73368 |
| language | R |
| version.string | R version 3.4.2 (2017-09-28) |
| nickname | Short Summer |
