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util.format: Optimize most common integer format A search for log formats in use points to %s being the most common, followed by %d, so worth having a fast path for that. %g works well with most numbers and is what Lua 5.1 and 5.2 used

module:log("error", "mod_pep_plus has been renamed to mod_pep, please update your config file. Auto-loading mod_pep...");
module:depends("pep");