Syntheses and Crystal Structures of Phenyltrimethylammonium Salts of Hexachlorotellurate(IV), [C6H5(CH3)3N]2[TeCl6], catena-poly[(Di-mu-chlorobis{tetrachlorotellurate(IV)})-mu-bromine], [C6H5(CH3)3N]2n[Te2Cl10.Br2]n and Di-mu-chlorobis{tetrachlorotellurate(IV)} catena-poly[(mu-chlorobis{pentachlorotellurate(IV)})-mu-iodine(I)], [C6H5(CH3)3N]4n[Te2Cl10]n[Te2Cl11.I]n.