string concat typo
string concat typo

tufts-LPC/blockytalky,tufts-LPC/blockytalky,tufts-LPC/blockytalky,LaboratoryForPlayfulComputation/blockytalky,LaboratoryForPlayfulComputation/blockytalky,tufts-LPC/blockytalky,LaboratoryForPlayfulComputation/blockytalky,LaboratoryForPlayfulComputation/blockytalky,tufts-LPC/blockytalky,LaboratoryForPlayfulComputation/blockytalky