As students from a New York school on Tuesday protested what they called Newton Public Schools’ allegedly anti-Semitic history curriculum, Newton South High School students loudly rejected those claims.Many in the large crowd standing outside the entrance to South yelled across Brandeis Street to the protesters from Rambam Mesivta high school, asking why they had come from so far to demonstrate. The South students also sang the National Anthem, yelled that they’re Jewish, too, and