use DEVEL or DEBUG environment variable to enable DEBUGING output in hub
use DEVEL or DEBUG environment variable to enable DEBUGING output in hub

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