JSLint fix.
JSLint fix.

ecohealthalliance/tangelo,ecohealthalliance/tangelo,aashish24/tangelo,Kitware/tangelo,aashish24/tangelo,Kitware/tangelo,mathstuf/tangelo,aashish24/tangelo,mathstuf/tangelo,Kitware/tangelo,mathstuf/tangelo,ecohealthalliance/tangelo