While “West Side Story” brings to mind the gang violence in New York in the 1950s and 1960s, a new play at Lakeview’s TimeLine Theatre through June 29, serves to remind us of the violence and havoc that took place during that same period in the South by those opposed to the mounting civil rights movement.However, the Chicago premiere of “Too Heavy for Your Pocket” by emerging African American playwright Jireh Breon Holder looks at that sad history from a different angle.Rather than …