First pass at major refactor with new paged_content and ocr modules
File naming conventions.
Ripped PDF stuffs out of book and put it into paged_content
Merge pull request #7 from nigelgbanks/7.x-filename-conventions

File naming conventions.
Using manage page form from paged_content
Passes coder review
Bugfixes from ingest testing
Merge pull request #8 from daniel-dgi/paged_content_refactor

Paged content refactor