formatting of smc_compute; also make /projects customizable via env variable.
formatting of smc_compute; also make /projects customizable via env variable.

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