add about repository view

pass/Controllers/AboutRepositoryTableViewController.swift

@@ -0,0 +1,26 @@
+//
+//  AboutRepositoryTableViewController.swift
+//  pass
+//
+//  Created by Mingshen Sun on 9/2/2017.
+//  Copyright © 2017 Bob Sun. All rights reserved.
+//
+
+import UIKit
+
+class AboutRepositoryTableViewController: BasicStaticTableViewController {
+
+    override func viewDidLoad() {
+        navigationItemTitle = "About Repository"
+        super.viewDidLoad()
+        let passwordEntities = PasswordStore.shared.fetchPasswordEntityCoreData()
+        tableData = [
+            // section 0
+            [[.type: CellDataType.detail, .title: "Passwords", .detailText: String(passwordEntities.count)],
+             [.type: CellDataType.detail, .title: "Last Updated", .detailText: Utils.getLastUpdatedTimeString()],
+             ],
+        ]
+        tableView.reloadData()
+    }
+
+}

pass/Controllers/GeneralSettingsTableViewController.swift

@@ -12,6 +12,10 @@ class GeneralSettingsTableViewController: BasicStaticTableViewController {
 
     override func viewDidLoad() {
         navigationItemTitle = "General"
+        tableData = [
+            // section 0
+            [[.type: CellDataType.segue, .title: "About Repository", .link: "showAboutRepositorySegue"],],
+        ]
         super.viewDidLoad()
     }
 }