Changed name of TanhCosineExternal to LamellarOrderingExternal.
Introduced a general OrderingExternal class (for induction of general ordered phases such as the hexagonal phase). Introduced a LocalLamellarOrderingExternal class (for induction of lamellar phase in only a fraction of the box)
Changed name of TanhCosineExternal to LamellarOrderingExternal. Introduced a general OrderingExternal class (for induction of general ordered phases such as the hexagonal phase). Introduced a LocalLamellarOrderingExternal class (for induction of lamellar phase in only a fraction of the box)