Add in newly implemented importer, and basic RIS implementation.
Move use of parent_pid and add documentation.
Minor importer refactor.

Reduce use of member variables in favor of static caching.
Fixes to importer, reporting and implementation of EndNoteXML import.
Change method visibility and add function to get the source during import.
Fix line endings, and remove unused parameter.
Implement Pubmed importer.
Implement DOI import.

...  May be some issues with SimpleXML...  Was getting a warning about entities.
Add missing XSLTs to repo.
Squash DSM.
Base view implemented.
Number of display/notice fixes.
Get zip importer fully implemented.
Get zip importer fully implemented.
Rename importer module.
Rename importer module.
Change the directory name for the importer module.
Change the directory name for the importer module.
Fix parameter.
Fix a few missed renaming.