fix symbolic names

Author: dwickern

src/main/scala-2/com/github/dwickern/macros/NameOfImpl.scala

@@ -51,8 +51,8 @@ object NameOfImpl {
  import c.universe._
 
  def extract(tree: c.Tree): List[c.Name] = tree match {
- case Ident(n) => List(n)
- case Select(tree, n) => extract(tree) :+ n
+ case Ident(n) => List(n.decodedName)
+ case Select(tree, n) => extract(tree) :+ n.decodedName
  case Function(_, body) => extract(body)
  case Block(_, expr) => extract(expr)
  case Apply(func, _) => extract(func)