What Juneteenth and Black Lives Matter mean to the Village and ChelseaArthur Schwartz will be announcing his run for City Council after June 23. (Courtesy Arthur Schwartz) What Juneteenth and Black Lives Matter mean to the Village and Chelsea June 20, 2020 BY ARTHUR Z. SCHWARTZ | I stood tonight for a half hour on the corner of 12th St. and Sixth Ave., and watched some 25,000…