fix(python): fix encoding of number of skeleton edges
fix(python): fix encoding of number of skeleton edges

Thanks to @SridharJagannathan for reporting.

Fixes #261.

janelia-flyem/neuroglancer,janelia-flyem/neuroglancer,janelia-flyem/neuroglancer,google/neuroglancer,google/neuroglancer,google/neuroglancer,google/neuroglancer,janelia-flyem/neuroglancer,google/neuroglancer,google/neuroglancer,google/neuroglancer,google/neuroglancer,janelia-flyem/neuroglancer