LMS-749 dataset search - server side

...ch/systemsx/cisd/openbis/generic/server/CommonServer.java

...penbis/generic/server/dataaccess/IHibernateSearchDAO.java

...nbis/generic/server/dataaccess/db/HibernateSearchDAO.java

...neric/server/dataaccess/db/search/LuceneQueryBuilder.java

...a/ch/systemsx/cisd/openbis/generic/shared/dto/DataPE.java

...is/generic/shared/dto/hibernate/SearchFieldConstants.java

.../generic/server/dataaccess/db/HibernateSearchDAOTest.java