util.dependencies: Add compatibility code for LuaSocket no longer exporting as a global
--- a/util/dependencies.lua Sat Jul 08 18:21:45 2017 +0200 +++ b/util/dependencies.lua Tue Jul 25 13:16:31 2017 +0200 @@ -79,6 +79,9 @@ ["Source"] = "http://www.tecgraf.puc-rio.br/~diego/professional/luasocket/"; }); fatal = true; + elseif not _G.socket then + -- COMPAT Code expecting LuaSocket to export as a global + _G.socket = socket; end local lfs, err = softreq "lfs"