fluidprop v1.2

• Added a quick 'pocket calculator' for Rayleigh-Bénard Convection.
  From the terminal simply run: python -m rbc.
• show_cli() will not show an end report by itself anymore. You'll have to
  call report() afterwards yourselves.

fluidprop v1.1

• Added field Cv: Isochoric heat capacity
• Added field comp: Isothermal compressibility

fluidprop v1.0

• Initial release