Add defaultModelsExpandDepth

This change separates:
the Model (the one on the model-example section)
from
the Models (the ones at the bottom)

src/core/components/models.jsx

@@ -13,14 +13,14 @@ export default class Models extends Component {
   render(){
     let { specSelectors, getComponent, layoutSelectors, layoutActions, getConfigs } = this.props
     let definitions = specSelectors.definitions()
-    let { docExpansion, defaultModelExpandDepth } = getConfigs()
-    let showModels = layoutSelectors.isShown("models", docExpansion === "full" || docExpansion === "list" )
+    let { docExpansion, defaultModelsExpandDepth } = getConfigs()
+    if (!definitions.size || defaultModelsExpandDepth < 0) return null
+
+    let showModels = layoutSelectors.isShown("models", defaultModelsExpandDepth > 0 && docExpansion !== "none")
     const specPathBase = specSelectors.isOAS3() ? ["components", "schemas"] : ["definitions"]
 
     const ModelWrapper = getComponent("ModelWrapper")
-    const Collapse = getComponent("Collapse")
-
-    if (!definitions.size) return null
+    const Collapse = getComponent("Collapse")    
 
     return <section className={ showModels ? "models is-open" : "models"}>
       <h4 onClick={() => layoutActions.show("models", !showModels)}>
@@ -34,7 +34,7 @@ export default class Models extends Component {
           definitions.entrySeq().map( ( [ name, model ])=>{
             return <div className="model-container" key={ `models-section-${name}` }>
               <ModelWrapper name={ name }
-                     expandDepth={ defaultModelExpandDepth }
+                     expandDepth={ defaultModelsExpandDepth }
                      schema={ model }
                      specPath={[...specPathBase, name]}
                      getComponent={ getComponent }