ENH: Filter testing modules in module list depending on DeveloperMode

In the module selector only show modules in Testing category if DeveloperMode is enabled in application settings
Fixes http://www.na-mic.org/Bug/view.php?id=3903


git-svn-id: http://svn.slicer.org/Slicer4/trunk@23802 3bd1e089-480b-0410-8dfb-8563597acbee
BUG: Fixed slice intersection display of non-linearly transformed model nodes

An additional polydata transform filter is added to the pipeline that applies the model-to-world transform to the model's polydata.
Fixes http://www.na-mic.org/Bug/view.php?id=3900

git-svn-id: http://svn.slicer.org/Slicer4/trunk@23803 3bd1e089-480b-0410-8dfb-8563597acbee
BUG: Fixed crash when slice compositing option is changed

vtkNew pointer was deleted with Delete().
Fixes http://na-mic.org/Mantis/view.php?id=3904

git-svn-id: http://svn.slicer.org/Slicer4/trunk@23804 3bd1e089-480b-0410-8dfb-8563597acbee