233:
snegspinlessfermionoperators

234:
majorana anticommutation relations bug fix

245:
ops2vc function added

246:
vevwicknew, allcombinations

236: [numbering??]
scalarproductvc[ 0.+I 0.] fix

238: 4.11.2015
orthogonalization code (MMA >6 now required)

