Some fixes to adjlists in intra_H_migration family.
Fixes to DFT_QCI_Thermo adjlists and removal of cis-2-butene.
Adding Xrad_H to H abstraction
Add Korcek family to list of families

Since we have only for this family, we set it default state to off. However
it is good to have them on the list for user doing low temperature oxidation
studies.