Update Nu Ophiuchi parameters.

Sato et al. (2012) http://adsabs.harvard.edu/abs/2012PASJ...64..135S
Add 75 Ceti.

Sato et al. (2012) http://adsabs.harvard.edu/abs/2012PASJ...64..135S
RA/Dec from SIMBAD
Add HD 5608.

Sato et al. (2012) http://adsabs.harvard.edu/abs/2012PASJ...64..135S
RA/Dec from SIMBAD.
Merge pull request #390 from ajtribick/sato2012

Three new/updated systems