fix(tour) patch up and verify tour output

License: MIT
Signed-off-by: Brian Tiger Chow <brian@perfmode.com>
don't use the marshaler

License: MIT
Signed-off-by: Brian Tiger Chow <brian@perfmode.com>
s/number/id "the id of the topic you'd like to tour"
License: MIT
Signed-off-by: Brian Tiger Chow <brian@perfmode.com>
rm unused tests

License: MIT
Signed-off-by: Brian Tiger Chow <brian@perfmode.com>