message: Add parens around Babel's numeric literals.
diff: @@ -304,6 +304,12 @@ FPp.needsParens = function(assumeExpressionContext) {
  && name === "object"
  && parent.object === node;
  + // Babel 6 Literal split
  + case "NumericLiteral":
  + return parent.type === "MemberExpression"
  + && name === "object"
  + && parent.object === node;
  +
  case "AssignmentExpression":
  case "ConditionalExpression":
  switch (parent.type) {
  