v1.2.16
* SQL-215 generic scanner function support * SQL-215 doc scanning * SQL-215 attempt to fix conf tests * SQL-215 catch scanning errors * SQL-215 set proper content type on document scan fail * SQL-215 force json error resp * SQL-215 test for file scanner fn * SQL-215 refactor doc route fn * SQL-215 refactor scan-attachments * formatting * SQL-215 add comment about deleting tempfiles * SQL-215 explicitly provide noop scanner in test