Work on Ainur input system: Fix for complex numbers needed
Ainur input system (old input system supported indefinitely) Details: https://code.ornl.gov/gonzalo_3/PsimagLite/blob/features/doc/PsimagLiteFp0.tex
Ainur input system (old input system supported indefinitely) Details: https://code.ornl.gov/gonzalo_3/PsimagLite/blob/features/doc/PsimagLiteFp0.tex