Several function were added to gibbs.py (previosly in scattered in Salinity.py, Temperature.py, DpthPrssdist.py and library.py). Added a class Gibbs that contains all gibbs(SA, t, p) as methods for (SA, t, p) arrays.
Several function were added to gibbs.py (previosly in scattered in Salinity.py, Temperature.py, DpthPrssdist.py and library.py).
Added a class Gibbs that contains all gibbs(SA, t, p) as methods for (SA, t, p) arrays.

ocefpaf/python-seawater,pyoceans/python-seawater,ocefpaf/python-seawater,pyoceans/python-seawater