ctkBackTrace: bug fix discovered on MacOSX, the method signature was wrong
adding the assessor, assessor folder and assessor resource classes
adding the XSI schema types for assessors
removing unused includes
adding assessors in the cmakelists
adding the assessor related methods in the session class
adding the assessor related methods in the session class
adding some debug information, temporary
The Assessor support is working properly, including the download function
removing unused qdebugs