feat: expose plugins and presets on SwaggerUI global symbol (#9189)

Part of this commit is also:
- complete plugins consolidation
- complete presets consolidation
- build system consolidation

Refs #9188

test/unit/components/primitive-model.jsx

@@ -1,8 +1,8 @@
 import React from "react"
 import { shallow } from "enzyme"
 import { fromJS } from "immutable"
-import PrimitiveModel from "components/primitive-model"
-import ModelCollapse from "components/model-collapse"
+import PrimitiveModel from "core/components/primitive-model"
+import ModelCollapse from "core/components/model-collapse"
 
 describe("<PrimitiveModel/>", function () {
     const dummyComponent = () => null