mod_bosh: pcall() core_process_stanza per stanza, to bring in line with other listeners. This ensures that stanzas following a traceback-causing stanza in a request will still be processed (as would happen on normal c2s).

local cache = module:shared("/*/sql.lib/util.sql");

if not cache._M then
	prosody.unlock_globals();
	cache._M = require "util.sql";
	prosody.lock_globals();
end

return cache._M;