Added a few throw statements that was missing. Added a throw UnknownSpeciesThermo statement for cases where the complete thermo block is missing. This is necessary for particle species object to function.
Added a few throw statements that was missing.
Added a throw UnknownSpeciesThermo statement for cases where the
complete thermo block is missing. This is necessary for particle
species object to function.

imitrichev/cantera,Heathckliff/cantera,imitrichev/cantera,Heathckliff/cantera,imitrichev/cantera,imitrichev/cantera,Heathckliff/cantera,imitrichev/cantera,Heathckliff/cantera,Heathckliff/cantera,imitrichev/cantera,Heathckliff/cantera