Disable Try-It-Out button in OAS3

CC: #3436

src/core/plugins/oas3/wrap-components/index.js

@@ -3,11 +3,13 @@ import parameters from "./parameters"
 import VersionStamp from "./version-stamp"
 import OnlineValidatorBadge from "./online-validator-badge"
 import Model from "./model"
+import TryItOutButton from "./try-it-out-button"
 
 export default {
   Markdown,
   parameters,
   VersionStamp,
   model: Model,
-  onlineValidatorBadge: OnlineValidatorBadge
+  onlineValidatorBadge: OnlineValidatorBadge,
+  TryItOutButton
 }

src/core/plugins/oas3/wrap-components/try-it-out-button.jsx

@@ -0,0 +1,6 @@
+import React from "react"
+import { OAS3ComponentWrapFactory } from "../helpers"
+
+export default OAS3ComponentWrapFactory(() => {
+  return null
+})

src/style/_layout.scss

@@ -207,6 +207,8 @@ body
 
         padding: 8px 20px;
 
+        min-height: 50px;
+
         background: rgba(#fff,.8);
         box-shadow: 0 1px 2px rgba(#000,.1);