Added degrees to author, multiple institutions, copyright, history, abbrev

- Added ability to add multiple instutitions to authors separating with a pipe character.
- Made institutions into textareas for more room to enter multiple institutions.
- Institutions are now properly added with xref links and listed in aff with sup tags (not an easy task!)
- Uncommented email
- Added copyright
- Added history using custom fields in the journal details box for received and accepted.
- Added abbrev to XML