modified:   twoAtomBasisRectangularLatticeDispersionRelation.nb

omega params converted to pure functions.
modified:   phy487/twoAtomBasisRectangularLatticeDispersionRelation.nb
renamed:    phy487/twoAtomBasisRectangularLatticeDispersionRelation.nb -> phy487/twoAtomBasisRectangularLatticeDispersionRelationModuleAttempt.nb