ListControl interface
Merge branch 'DicomImporterEnhancement' into OpenMAF-2-2

* DicomImporterEnhancement:
  ListControl interface
bug removal from ListCtrl interface
Merge branch 'DicomImporterEnhancement' into OpenMAF-2-2
Added the possibility to specify a default directory for saving and moved the msf file extension to a variable
Merge branch 'newmafsave' into OpenMAF-2-2

* newmafsave:
  Added the possibility to specify a default directory for saving and moved the msf file extension to a variable
Small changes to mafLogicwithmanagers
Merge branch 'newmafsto' into OpenMAF-2-2

* newmafsto:
  Small changes to mafLogicwithmanagers
Switch to the previous save mode
Merge branch 'newmafsave' into OpenMAF-2-2

* newmafsave:
  Switch to the previous save mode
Added Volume Union operation
Small changes to the MAF Volume Union operation
Merge branch 'newmafvolunion' into OpenMAF-2-2

* newmafvolunion:
  Small changes to the MAF Volume Union operation
  Added Volume Union operation
Changes to mafOpVolumeUnion to update slowly the progressbar
Merge branch 'newmafvolu' into OpenMAF-2-2

* newmafvolu:
  Changes to mafOpVolumeUnion to update slowly the progressbar
Minor bug on mafOpVolumeUnion fixed and GUI spacing visualization implementation
Merge branch 'newtopicvol' into OpenMAF-2-2

* newtopicvol:
  Minor bug on mafOpVolumeUnion fixed and GUI spacing visualization implementation
Merge pull request #21 from besoft/OpenMAF-2-2

Open maf 2 2
Added the view resize functionality to the mafLogic
add auto placing label for distance between two points