One of the example was using quotes instead of backticks.
Backticks are the "older" way of doing things, which has a number of
disadvantes:
http://mywiki.wooledge.org/BashFAQ/082
Here I'm more worried about readability as depending on font and "smart"
editor helping on the web, many people may confuse ` with ', it could
end up modifying formatting on makrdown powered website... etc...
in case of multiple simultaneous
- state arg is strictly required now
- default cookie name in case of no collision is unchanged
- in case of collision, randomize cookie name with a suffix and store cookie_name in state
- expire state cookies after 10 minutes, not 1 day