aact-338: post a public announcement to the AACT website whenever a load is running.
aact-338: post a public announcement to the AACT website whenever a load is running.

Also, when a load starts up we revoke connection to the aact db, however, I noticed that if the aact db user is already logged in, that command has no effect.  Instead, we can revoke their priv to select from the tables, which is essentially what we need.
tibbs001/aact-1,ctti-clinicaltrials/aact,ctti-clinicaltrials/aact,ctti-clinicaltrials/aact,tibbs001/aact-1,tibbs001/aact-1