Trim the dyntext biblio_extra field to trim the whitespaces out.  #2258
Removed a pass by reference value, not sure why I had that there...  #2258
Removed the form validation as it was too specific for the module, added in a whitespace check during view formatting for dyntext fields instead.  #2258
Merge pull request #2310 from openscholar/2258-remove-whitespace-colon

Trim whitespaces from dyntext biblio_extra field.