#3 fix nextToken

jsoniter.go

@@ -156,7 +156,7 @@ func (iter *Iterator) nextToken() byte {
 		for i := iter.head; i < iter.tail; i++ {
 			c := iter.buf[i]
 			switch c {
-			case ' ', '\n', '\t', 'r':
+			case ' ', '\n', '\t', '\r':
 				continue
 			}
 			iter.head = i+1
@@ -913,4 +913,4 @@ func (iter *Iterator) skipUntilBreak() {
 			return
 		}
 	}
-}
+}