util.array: Add a test case for a behavior change in Lua 5.3 In Lua 5.1 and 5.2 the __eq metamethod is not invoked if the other argument is of a different metatable, but in Lua 5.3 it is.

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