Don't always parenthesize the callee of a NewExpression.
Don't always parenthesize the callee of a NewExpression.

This will be addressed more generally and thoroughly by #21.

ipeychev/recast,kyldvs/recast,ersengultepe/recast,marcioj/recast,kassens/recast,stefanpenner/recast,benjamn/recast,shumov/recast,rwaldron/recast,benjamn/recast,benjamn/recast,cpojer/recast,fkling/recast