Update copyright year.

Conflicts:

	src/MAP2_binding.m
	src/MAP2_saturation.m
	src/MAP_binding.m
	src/MAP_saturation.m
	src/dimer_binding.m
	src/dimer_saturation.m
	src/pseudocooperativity_binding.m
	src/pseudocooperativity_saturation.m
	src/seam_lattice_binding.m
	src/seam_lattice_saturation.m