Reimplemented DownloadService, refs #20
Merge pull request #48 from TKosch/20

Reimplemented DownloadService, fixes #20
Refactored hibernate model and extended with annotations. Used UTC in
hibernate cfg as standard timezone, refs #49
Removed unused methods and made field names consistent
Merge pull request #50 from TKosch/49

Annotated hibernate model and refactored it, fixes #49
CSAR files from the current CSAR can now be retrieved via
getCsarFiles(). Removed whitespaces from hibernate cfg. refs #39
Merge pull request #51 from TKosch/39

Reference between CSAR and CSAR files, fixes #39
change from FileInputStream to InputStream

*other services will usually supply an InputStream
Merge pull request #52 from eiselems/19

change from FileInputStream to InputStream, fixes #19
Replaced PersistenceException with Exception
refs #53
moved operation to constructor, refs #22
Merge pull request #54 from TKosch/53

Replaced PersistenceException with Exception, fixes #53
Merge pull request #55 from przytads/22

moved operation to constructor, fixes #22
add ShowCsarService

initial creation refs #24
Merge pull request #56 from eiselems/24

add ShowCsarService, fixes #24
implemented DeleteCsarService, refs #21
Merge pull request #57 from przytads/21

implemented DeleteCsarService, fixes #21
Fixed id problem with hibernate
Merge pull request #59 from TKosch/hotfix

Fixed id problem with hibernate
Changed fetch type to eager