adding content folder for batch loading AIPs
changed the handle configuration, to use the dspace URL, and the handle prefix from demo.dspace.org, which will facilitate sharing AIPs between demo.dspace.org and any vagrant-dspace installation
adding example code to local-bootstrap.sh.example for loading AIPs found in the content folder
Merge pull request #15 from hardyoyo/DS-1665-add-AIP-auto-loading

DS-1665 add aip auto loading