Response -> Response3, Response2 -> Response
fixed stream cache to never send SUCCESS_PARTIAL when there are 0 results left
Merge branch 'ql-refactor' of github.com:rethinkdb/rethinkdb into ql-refactor
Made wire_func_t be composed into map_wire_func_t, etc.
Merge branch 'ql-refactor' into sam_ql_refactor
Merge branch 'sam_ql_refactor' into sam_ql_ii

Conflicts:
	src/rdb_protocol/func.hpp