Don't use old-fashioned iteritems--it's python3 land now.

Update README.md

Merge branch 'master' of github.com:bookworm-project/bookwormDB

Merging more additions to the module code.

Hierarchical metadata import properly updates tables

Update README.md

We no longer have a 'dev' branch, so no use mentioning it.

Merge branch 'lessDiskSpace' into dev

README now describes new input format in the tree

Added bash command to get Apache user