Add migrate of field_biblio_image
Divie the publication by the year of publications.
Add biblio_pdf field mapping.
CSS work.
Remvoe the CSS class.
Override the css.
Add field "biblio_extra" and handle migrate of the field.
Add complete() method to the migrate process.
Add og_vocabulary field to biblio migrate.
Fix comments.
Merge pull request #4834 from openscholar/4827-field_image

Add migrate of fields from the node to the new Biblio entity
Remove old file.
Add mapping of the path (url alias).
Replace 'publications' with 'Publications'.
Merge pull request #4842 from openscholar/4830

Replace 'publications' with 'Publications'.
Merge pull request #4835 from openscholar/4833

Divide the publication by the year of publications
Fix comments.
Fix comments.
Merge pull request #4841 from openscholar/map_path

Add mapping of the path (url alias).
Merge branch '3215' into 4838.