Removes whitespaces from package names in db "package" table.
Merge pull request #79 from Dziolas/master

Removes whitespaces from package names for db "package" table.
tests: fix bad import

Signed-off-by: Jan Aage Lavik <jan.age.lavik@cern.ch>
utils: new function to fix author names

Signed-off-by: Georgios Papoutsakis <georgios.papoutsakis@cern.ch>
scripts: new script to fix common record errors.

Signed-off-by: Georgios Papoutsakis <georgios.papoutsakis@cern.ch>
Merge pull request #80 from Dziolas/master

Elsevier: Fix for Elsevier doi finding and fixes adding new field.
utils: changes to multiple affiliations in nations field

* It is now possible to have multiple affiliations in the fields
  100__w or 700__w

* In case of Switerland and CERN in one affiliation, Switerland will
  be dropped.

Signed-off-by: Martin Vesper <martin.vesper@cern.ch>
Merge pull request #81 from mvesper/add_nations_field_in_harvesting_kit

utils: changes to multiple affiliations in nations field