Made datum_lt and datum_gt in shards.cc receive actual env_t reql_version.
Used env reql_version in orderby_term_t.
Made between_term_t use env reql_version.
Made counted_datum_less_t take a reql_version_t.
Made rget_cb_t::handle_pair use the env reql_version in its groups_t.
Made make_to_array be reql-versioned.
Added important comment about batshit insanity.