Remove plugin that's breaking Try It Out when host/basePath isn't defined

src/core/plugins/allow-try-it-out-if-host.js

@@ -1,36 +0,0 @@
-import React, { PropTypes } from "react"
-
-export default function (system) {
-  return {
-    components: {
-      NoHostWarning,
-    },
-    statePlugins: {
-      spec: {
-        selectors: {
-          allowTryItOutFor,
-        }
-      }
-    }
-  }
-}
-
-// This is a quick style. How do we improve this?
-const style = {
-  backgroundColor: "#e7f0f7",
-  padding: "1rem",
-  borderRadius: "3px",
-}
-
-function NoHostWarning() {
-  return (
-    <div style={style}>Note: The interactive forms are disabled, as no `host` property was found in the specification.  Please see: <a href="https://github.com/OAI/OpenAPI-Specification/blob/master/versions/2.0.md#swagger-object" target="_blank">OAI 2.0/#swagger-object</a></div>
-  )
-}
-
-// Only allow if, there is a host field
-function allowTryItOutFor(state) {
-  return ({specSelectors}) => {
-    return specSelectors.hasHost(state)
-  }
-}

src/core/presets/apis.js

@@ -1,11 +1,10 @@
 import BasePreset from "./base"
 
-import allowTryItOutIfHost from "core/plugins/allow-try-it-out-if-host"
+// Just the base, for now.
 
 export default function PresetApis() {
 
   return [
     BasePreset,
-    allowTryItOutIfHost,
   ]
 }