Fixed remaining iterator bug, with addition of some absent curly braces.
Fixed remaining iterator bug, with addition of some absent curly braces.

wlevine/nmatrix,johnmarinelli/nmatrix,janusnic/nmatrix,thisMagpie/nmatrix,agisga/nmatrix,janusnic/nmatrix,janusnic/nmatrix,johnmarinelli/nmatrix,agisga/nmatrix,thisMagpie/nmatrix,wlevine/nmatrix,agisga/nmatrix,janusnic/nmatrix,wlevine/nmatrix,wlevine/nmatrix,johnmarinelli/nmatrix,agisga/nmatrix,thisMagpie/nmatrix,thisMagpie/nmatrix,johnmarinelli/nmatrix