Fix a label position bug (svd is still slightly broken), add reset button
Fix a label position bug (svd is still slightly broken), add reset button

smerdis/pycortex,gallantlab/pycortex,gallantlab/pycortex,smerdis/pycortex,CVML/pycortex,CVML/pycortex,smerdis/pycortex,gallantlab/pycortex,CVML/pycortex,CVML/pycortex,smerdis/pycortex,gallantlab/pycortex,smerdis/pycortex,CVML/pycortex,gallantlab/pycortex