Clear out the psiturk db between test runs
Clear out the psiturk db between test runs

jcpeterson/Dallinger,jcpeterson/Dallinger,Dallinger/Dallinger,Dallinger/Dallinger,Dallinger/Dallinger,jcpeterson/Dallinger,jcpeterson/Dallinger,jcpeterson/Dallinger,Dallinger/Dallinger,Dallinger/Dallinger