HyperJournal 0.4.1 released

This release is based on 0.4.0 "Fever", with some bugfixes:

- Corrected installation bug related to journal addresses when purl was used.
- Some corrections in the italian translation file.
- Only one author for the contribution was stored in Sesame, regardless of the real number of authors. This has been corrected.
- An incorrect number of times (always 1) an author cites the current contribution was shown in the view article window.This number is now correct.