Add propEqual to jshint globals.
Add propEqual to jshint globals.

bitovi/canjs,gsmeets/canjs,gsmeets/canjs,bitovi/canjs,bitovi/canjs,rjgotten/canjs,rjgotten/canjs,rjgotten/canjs,tracer99/canjs,tracer99/canjs,bitovi/canjs,rjgotten/canjs,gsmeets/canjs,tracer99/canjs