Sprint 8 Release v0.0.16

#339 Add field in middle-layer API and DB
#360 Ensure expected fields are present before processing
#361 Document Section 508 issues
#363 Create TOC README for docs
#364 Update GET request to match Basic API response
#365 Update user account info in documentation
#367 Update purpose to be more human readable
#369 Move createUser.js to cmd folder