Faulty rot13 implementation in examples/multi_system

[rsippl]

Thespian/examples/multi_system/act1/encoder.py

Line 54 in 9dba345

 return ((val + 13) % 26) + ord('a') 

Does not compute ;) A solution would be

return ((val - ord('a') + 13) % 26) + ord('a')

(and the same for 'A' .. 'Z').

[Kevin Quick]

Ha, thanks! Fixed in fb390df