Daiki Matsudate fcfd8ea76e Update swift samples (#738)
* update all swift samples

* fix method name starting with number literal

* better handling of operationId starting with number

* update swift 4 samples
2018-08-21 15:17:56 +08:00
..
2018-04-17 09:19:10 +02:00
2018-05-12 00:15:24 +08:00