added ead pdf generation.
Merge remote-tracking branch 'origin/master' into dsc-807-ead-ingest
updated to read ead xsl and cfg files from the class loader.
Merge remote-tracking branch 'origin/master' into dsc-807-ead-ingest
code tidy up.
Merge pull request #874 from nla/dsc-807-ead-ingest

Dsc 807 ead ingest