CPP-359: Typo in cass_cluster_set_tcp_nodelay description
CPP-359: Typo in cass_cluster_set_tcp_nodelay description

The description references "Nagel's algorithm", when it should be "Nagle's algorithm".

See https://en.wikipedia.org/wiki/Nagle%27s_algorithm
datastax/cpp-driver,datastax/cpp-driver,datastax/cpp-driver,datastax/cpp-driver