put in some logging related to COCALC_EXTRA_ENV
put in some logging related to COCALC_EXTRA_ENV

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