DOC: corrections to FswavedecnResult docstrings.
DOC: corrections to FswavedecnResult docstrings.

add a simple example to the fswavedecn docstring

PyWavelets/pywt,rgommers/pywt,rgommers/pywt,rgommers/pywt,grlee77/pywt,rgommers/pywt,PyWavelets/pywt,grlee77/pywt