adding support for custom models
adding support for custom models

pfeyz/psiTurk,johnmcdonnell/psiTurk,pfeyz/psiTurk,kachergis/psiTurk,mshvartsman/psiTurk,NYUCCL/psiTurk,berkeley-cocosci/psiTurk,pfeyz/psiTurk,kachergis/psiTurk,berkeley-cocosci/psiTurk,rbtrace/psiTurk,michaelpacer/psiTurk,rbtrace/psiTurk,andyh616/psiTurk,suchow/psiTurk,NYUCCL/psiTurk,berkeley-cocosci/psiTurk,NYUCCL/psiTurk,rbtrace/psiTurk,michaelpacer/psiTurk,mshvartsman/psiTurk,johnmcdonnell/psiTurk,andyh616/psiTurk,mshvartsman/psiTurk,suchow/psiTurk,kachergis/psiTurk,suchow/psiTurk,johnmcdonnell/psiTurk,michaelpacer/psiTurk,andyh616/psiTurk