Tweak to symmetry logging. See issue #130
More informative logging for InChI mismatch after running QM.
Changing what ZPE is read for compound methods

This commit changes what ZPE is read in for compound
methods like CBS-QB3 and G3.

Cantherm now reads in
E (0 K) which is E_elec + scaled ZPE
It then calculates E_elec = E (0 K) - E(ZPE)

Later it calculates the ground state energy as
E0 = E_elec + unscaled ZPE * scaling factor from input file.

This is done so to be consistent when we use different method/basis
for energy and frequency calculations (ex F12 jobs). It also
puts the onus on the user to suply the correct scaling factor for
the method.

Note: The loadZeroPointEnergy() still reads in the unscaled ZPE

closes issue #132
Merge branch 'master' of github.com:GreenGroup/RMG-Py
If QM fails for 1 resonance isomer, use the one that works