add about page

pass/Controllers/AboutTableViewController.swift

@@ -0,0 +1,42 @@
+//
+//  AboutTableViewController.swift
+//  pass
+//
+//  Created by Mingshen Sun on 8/2/2017.
+//  Copyright © 2017 Bob Sun. All rights reserved.
+//
+
+import UIKit
+
+class AboutTableViewController: BasicStaticTableViewController {
+    
+    override func viewDidLoad() {
+        tableData = [
+            // section 0
+            [[CellDataKey.type: CellDataType.link, CellDataKey.title: "Website", CellDataKey.link: "https://github.com/mssun/pass-ios.git"],
+             [CellDataKey.type: CellDataType.link, CellDataKey.title: "Contact Developer", CellDataKey.link: "https://mssun.me"],],
+            
+            // section 1,
+            [[CellDataKey.type: CellDataType.segue, CellDataKey.title: "Open Source Components", CellDataKey.link: "showOpenSourceComponentsSegue"],
+             [CellDataKey.type: CellDataType.segue, CellDataKey.title: "Special Thanks", CellDataKey.link: "showSpecialThanksSegue"],],
+        ]
+        navigationItemTitle = "About"
+        super.viewDidLoad()
+    }
+    
+    override func tableView(_ tableView: UITableView, viewForFooterInSection section: Int) -> UIView? {
+        if section == tableData.count - 1 {
+            let view = UIView()
+            let footerLabel = UILabel(frame: CGRect(x: 8, y: 15, width: tableView.frame.width, height: 60))
+            footerLabel.numberOfLines = 0
+            footerLabel.text = "pass for iOS\nBob Sun"
+            footerLabel.font = UIFont.preferredFont(forTextStyle: .footnote)
+            footerLabel.textColor = UIColor.lightGray
+            footerLabel.textAlignment = .center
+            view.addSubview(footerLabel)
+            return view
+        }
+        return nil
+    }
+
+}