Microcrystalline Condensation and Roton Vorticity in Quantum Crystals and Liquid Quantal Mixtures, Quantum Eutactic Crystals and Crystal-Liquid Interfaces with Exciton Dynamics, Hexagonal He4 Crystal Faceting and the Propagation of Crystallization Waves in Insoluble Solid-Liquid Helium Interface, Supersolid Helium-4 Quantum Dots from Crystallized Droplets with Eutactic Lattice Condensation Wavefunctions (ELCW)