hat-p-31. Added spectral type. http://iopscience.iop.org/1538-3881/142/3/95/pdf/aj_142_3_95.pdf (T and R*) + SRD table.
Merge branch 'master' of https://github.com/ryanvarley/open_exoplanet_catalogue
kepler-8. Added uncertainties + added spectral type. http://iopscience.iop.org/0004-637X/724/2/1108/pdf/apj_724_2_1108.pdf + SRD table.