moved to fminunc for gradient following method
moved to fminunc for gradient following method

khusmann/MultipleViewPipeline,NeoGeographyToolkit/MultipleViewPipeline,NeoGeographyToolkit/MultipleViewPipeline,NeoGeographyToolkit/MultipleViewPipeline,khusmann/MultipleViewPipeline,khusmann/MultipleViewPipeline,NeoGeographyToolkit/MultipleViewPipeline,khusmann/MultipleViewPipeline,khusmann/MultipleViewPipeline,NeoGeographyToolkit/MultipleViewPipeline