Updated Unlit settings master node to also have the new stylish settings view

MaterialGraphProject/Assets/UnityShaderEditor/Editor/Drawing/Views/PBRSettingsView.cs

                 {
                     row.AddToClassList("row");
 
-                    row.Add(new Label("Alpha mode"), (label) =>
+                    row.Add(new Label("Alpha Mode"), (label) =>
                     {
                         label.AddToClassList("label");
                     });

MaterialGraphProject/Assets/UnityShaderEditor/Editor/Drawing/Views/UnlitSettingsView.cs

 using System.Linq;
 using UnityEditor.Experimental.UIElements;
 using UnityEditor.Graphing;
+using UnityEditor.Graphing.Util;
 using UnityEngine;
 using UnityEngine.Experimental.UIElements;
 
         UnlitMasterNode m_Node;
         public UnlitSettingsView(INode node)
         {
+            AddStyleSheetPath("Styles/UnlitSettings");
-            var uxml = Resources.Load<VisualTreeAsset>("UXML/UnlitSettings");
-            uxml.CloneTree(this, null);
+            this.Add(new VisualElement{ name="container" }, (container) =>
+            {
+                container.Add( new VisualElement(), (row) =>
+                {
+                    row.AddToClassList("row");
+                    row.Add(new Label { text = "Alpha Mode"}, (label) =>
+                    {
+                        label.AddToClassList("label");
+                    });
-            m_Container = this.Q("container");
-
-            m_AlphaMode = new EnumField(m_Node.alphaMode);
-            m_AlphaMode.AddToClassList("enumcontainer");
-
-            m_Container.Add(m_AlphaMode);
-
-            m_AlphaMode.OnValueChanged(ChangeAlphaMode);
+                    row.Add(new EnumField(AlphaMode.AdditiveBlend), (enumField) =>
+                    {
+                        enumField.AddToClassList("enumcontainer");
+                        enumField.value = m_Node.alphaMode;
+                        enumField.OnValueChanged(ChangeAlphaMode);
+                    });
+                });
+            } );
         }
 
         void ChangeAlphaMode(ChangeEvent<Enum> evt)

MaterialGraphProject/Assets/UnityShaderEditor/Editor/Resources/Styles/PBRSettings.uss

 	width: 75;
 }
 
-PBRSettingsView > #container > #rowContainer > #itemContainer{
-	flex-direction: column;
-	flex-grow: 1;
-}
-
 PBRSettingsView > #container > .row > .enumcontainer{
 	flex-grow: 1;
 	margin-left: 4;

MaterialGraphProject/Assets/UnityShaderEditor/Editor/Resources/Styles/UnlitSettings.uss

 UnlitSettingsView > #container{
+	flex-grow: 1;
-	background-color: rgb(63, 63, 63);
+	background-color: rgba(0, 0, 0, 0.7);
-UnlitSettingsView > #container > .enumcontainer{
+UnlitSettingsView > #container > .row {
+	flex-direction: row;
+}
+
+UnlitSettingsView > #container > .row > .label {
+	width: 75;
+}
+
+UnlitSettingsView > #container > .row > .enumcontainer{
+	flex-grow: 1;
 	margin-left: 4;
 	margin-right: 4;
 	margin-top: 4;

MaterialGraphProject/Assets/UnityShaderEditor/Editor/Resources/UXML/PBRSettings.uxml.meta

-fileFormatVersion: 2
-guid: 18608cc1dad140b47ab3321c8d9d59fe
-ScriptedImporter:
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 
-  script: {fileID: 13804, guid: 0000000000000000e000000000000000, type: 0}

MaterialGraphProject/Assets/UnityShaderEditor/Editor/Resources/UXML/UnlitSettings.uxml

-<UXML xmlns:ui="UnityEngine.Experimental.UIElements">
-	<ui:VisualElement name="container">
-        <Style path="Styles/UnlitSettings"/>
-    </ui:VisualElement>   
-</UXML>

MaterialGraphProject/Assets/UnityShaderEditor/Editor/Resources/UXML/UnlitSettings.uxml.meta

-fileFormatVersion: 2
-guid: 62180873ad7c1fb4989e7158b0805f32
-ScriptedImporter:
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 
-  script: {fileID: 13804, guid: 0000000000000000e000000000000000, type: 0}

MaterialGraphProject/Assets/UnityShaderEditor/Editor/Resources/UXML/PBRSettings.uxml

-<UXML xmlns:ui="UnityEngine.Experimental.UIElements"
-      xmlns:sg="UnityEditor.ShaderGraph.Drawing">
-    <ui:VisualElement name="container">
-        <Style path="Styles/PBRSettings"/>
-        <ui:VisualElement class="row" pickingMode="Ignore">
-            <!-- <ui:VisualElement name="itemContainer" pickingMode="Ignore" /> -->
-            <ui:Label class="label" name="typeLabel" text = "Plopp" pickingMode="Ignore" />
-            <ui:Label text="im an enum" pickingMode="Ignore" />
-            <ui:VisualElement name="itemContainer" pickingMode="Ignore" />
-        </ui:VisualElement>
-        <ui:VisualElement class="row" pickingMode="Ignore">
-            <!-- <ui:VisualElement name="itemContainer" pickingMode="Ignore" /> -->
-            <ui:Label class="label" name="typeLabel" text = "Plopp" pickingMode="Ignore" />
-            <sg:EnumElement />
-            <ui:VisualElement name="itemContainer" pickingMode="Ignore" />
-        </ui:VisualElement>
-    </ui:VisualElement>   
-</UXML>
-