Dimension deduction from DESC incorrect

[wavefunction91]

Parameters for the source and current process indices are transposed.
https://github.com/wavefunction91/scalapackpp/blob/master/src/information.cxx#L46
https://github.com/wavefunction91/scalapackpp/blob/master/src/information.cxx#L56

[wavefunction91]

Closed by #13