Merge pull request #89 from crotger/master

Indexing fix
Merge pull request #2 from Brown-University-Library/master

merges bul-master into birkin-master.
adds backup display-statuses initial code.
Merge pull request #90 from birkin/master

adds backup display-statuses initial code.
syntax fix.
Merge pull request #91 from birkin/master

syntax fix.
fixes envar & url.
reenables orphan deletion.
activates link.
Merge pull request #92 from birkin/master

updates & enables orphan handling.