BUG:remove unused files foo.cxx

Code/BasicFilters/foo.cxx

Code/ChangeDetection/foo.cxx

Code/DisparityMap/foo.cxx

Code/Fusion/foo.cxx

Code/Fuzzy/foo.cxx

Code/GeospatialAnalysis/foo.cxx

Code/Markov/foo.cxx

Code/OBIA/foo.cxx

Code/ObjectDetection/foo.cxx

Code/Projections/foo.cxx

Code/Visu/foo.cxx

Utilities/InsightJournal/foo.cxx