Migration wizard Refresh 11th Feb 2021 (#14257)

* Adding summary page,
Storing ongoing migrations,
localizing some string,
made changes to how dropdowns work
updated database backup page

* Moved classes into different files
Fixed a lot of typos
Fixed some UI margins

extensions/sql-migration/src/constants/iconPathHelper.ts

@@ -0,0 +1,31 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import * as vscode from 'vscode';
+
+export interface IconPath {
+	dark: string;
+	light: string;
+}
+
+export class IconPathHelper {
+	private static context: vscode.ExtensionContext;
+
+	public static copy: IconPath;
+	public static refresh: IconPath;
+
+	public static setExtensionContext(context: vscode.ExtensionContext) {
+		IconPathHelper.context = context;
+		IconPathHelper.copy = {
+			light: IconPathHelper.context.asAbsolutePath('images/copy.svg'),
+			dark: IconPathHelper.context.asAbsolutePath('images/copy.svg')
+		};
+		IconPathHelper.refresh = {
+			light: context.asAbsolutePath('images/refresh.svg'),
+			dark: context.asAbsolutePath('images/refresh.svg')
+		};
+
+	}
+}