Thursday, January 12, 2017, 5:54:14 PM, you wrote:
> Firstly, I see that many libraries are still on 5.1 and so many people
> have not bothered to upgrade.
i think main reason that makes 5.1 so special is LuaJIT compatibility.
Once LuaJIT will support 5.3 or 6.0, libraries will drop 5.1 support
like they dropped support for 5.0