updated loader animation css and text
updated loader animation css and text

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