this is lower-level qc of the unit-testing (regression) we want in https://github.com/cu-mkp/manuscript-object/issues/48)
- entry-metadata - all columns exist (csv should have the right shape; first line of file is the same)
- number of files inside derivative? (ie ~920 +/- 20 files for entries- throw error)
- names follow correct pattern
- directories follow correct nesting