add code message to sage server; make logging that works across forks; rewrite forking/listening so zombies are properly cleaned up (finally!)
add code message to sage server; make logging that works across forks; rewrite forking/listening so zombies are properly cleaned up (finally!)

tscholl2/smc,tscholl2/smc,DrXyzzy/smc,tscholl2/smc,DrXyzzy/smc,DrXyzzy/smc,tscholl2/smc,DrXyzzy/smc,sagemathinc/smc,sagemathinc/smc,sagemathinc/smc,sagemathinc/smc,tscholl2/smc