add qml Separator

interface/resources/qml/styles-uit/Separator.qml

@@ -0,0 +1,38 @@
+//
+//  Separator.qml
+//
+//  Created by Zach Fox on 2017-06-06
+//  Copyright 2017 High Fidelity, Inc.
+//
+//  Distributed under the Apache License, Version 2.0.
+//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
+//
+
+import QtQuick 2.5
+import "../styles-uit"
+
+Item {
+    // Size
+    height: 2;
+    Rectangle {
+        // Size
+        width: parent.width;
+        height: 1;
+        // Anchors
+        anchors.left: parent.left;
+        anchors.bottom: parent.bottom;
+        anchors.bottomMargin: height;
+        // Style
+        color: hifi.colors.baseGrayShadow;
+    }
+    Rectangle {
+        // Size
+        width: parent.width;
+        height: 1;
+        // Anchors
+        anchors.left: parent.left;
+        anchors.bottom: parent.bottom;
+        // Style
+        color: hifi.colors.baseGrayHighlight;
+    }
+}