v3.9.3 (#4170)

* default to empty `ImmutableMap` when grabbing op metadata

* pass `errors` into JsonSchema components

* Account for Immutable data structure in JavaScriptonSchema...

...and create empty Lists instead of Maps by default.

* Pass ImmutableList through to JsonSchema child components

* v3.9.3

README.md

@@ -22,7 +22,7 @@ The OpenAPI Specification has undergone 5 revisions since initial creation in 20
 
 Swagger UI Version | Release Date | OpenAPI Spec compatibility | Notes
 ------------------ | ------------ | -------------------------- | -----
-3.9.2 | 2018-01-19 | 2.0, 3.0 | [tag v3.9.2](https://github.com/swagger-api/swagger-ui/tree/v3.9.2)
+3.9.3 | 2018-01-26 | 2.0, 3.0 | [tag v3.9.3](https://github.com/swagger-api/swagger-ui/tree/v3.9.3)
 3.0.21 | 2017-07-26 | 2.0 | [tag v3.0.21](https://github.com/swagger-api/swagger-ui/tree/v3.0.21)
 2.2.10 | 2017-01-04 | 1.1, 1.2, 2.0 | [tag v2.2.10](https://github.com/swagger-api/swagger-ui/tree/v2.2.10)
 2.1.5 | 2016-07-20 | 1.1, 1.2, 2.0 | [tag v2.1.5](https://github.com/swagger-api/swagger-ui/tree/v2.1.5)

package.json

@@ -1,6 +1,6 @@
 {
   "name": "swagger-ui",
-  "version": "3.9.2",
+  "version": "3.9.3",
   "main": "dist/swagger-ui.js",
   "repository": "git@github.com:swagger-api/swagger-ui.git",
   "contributors": [