Altered ingest logic to account for issues.
Interface cleanup for issue changes.
No longer require the sequence field to be present now, we order the
issues by issue date not their sequence number.
Add missing include.
Use Sparql to perform sort, and split up OPTIONAL statement.
Merge pull request #1 from adam-vessey/7.x-fixes

7.x fixes
Merge pull request #35 from nigelgbanks/7.x-newspaper-create-issues

7.x newspaper create issues