[docs] incorrect documentation

[Jacek Ostański]

Hello
http://screencast.com/t/sInPpwlQ
This seems to be wrong - there are only 60 seconds in second, according to
my research. And this 60th second is leap second.
Thanks
-- 
Jacek Ostański
Internet Evolution - Strony i serwisy Internetowe
608-230-735
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