Origin for each line in counter.content.lua from check-in b33171b487:

b33171b487 2018-06-01    1: -- module counter - counts some junk
b33171b487 2018-06-01    2: 
b33171b487 2018-06-01    3: local counter = require 'counter'
b33171b487 2018-06-01    4: 
b33171b487 2018-06-01    5: counter.connect()
b33171b487 2018-06-01    6: counter.update()
b33171b487 2018-06-01    7: counter.exit()