docs(menu, menuClose, menuToggle): update docs

ionic/components/menu/menu-close.ts

@@ -30,6 +30,10 @@ import {Menu} from './menu';
   selector: '[menuClose]'
 })
 export class MenuClose {
+
+  /**
+   * @private
+   */
   @Input() menuClose;
 
   constructor(private _app: IonicApp) {}

ionic/components/menu/menu-toggle.ts

@@ -32,16 +32,24 @@ import {Menu} from './menu';
   }
 })
 export class MenuToggle {
+
+  /**
+   * @private
+   */
   @Input() menuToggle;
+
+  /**
+   * @private
+   */
   withinNavbar: boolean;
 
   constructor(
-    private app: IonicApp,
+    private _app: IonicApp,
     elementRef: ElementRef,
-    @Optional() private viewCtrl: ViewController,
-    @Optional() private navbar: Navbar
+    @Optional() private _viewCtrl: ViewController,
+    @Optional() private _navbar: Navbar
   ) {
-    this.withinNavbar = !!navbar;
+    this.withinNavbar = !!_navbar;
 
     // Deprecation warning
     if (this.withinNavbar && elementRef.nativeElement.tagName === 'A') {
@@ -54,7 +62,7 @@ export class MenuToggle {
   */
   @HostListener('click')
   toggle() {
-    let menu = Menu.getById(this.app, this.menuToggle);
+    let menu = Menu.getById(this._app, this.menuToggle);
     menu && menu.toggle();
   }
 
@@ -62,8 +70,8 @@ export class MenuToggle {
   * @private
   */
   get isHidden() {
-    if (this.withinNavbar && this.viewCtrl) {
-      return !this.viewCtrl.isRoot();
+    if (this.withinNavbar && this._viewCtrl) {
+      return !this._viewCtrl.isRoot();
     }
     return false;
   }

ionic/components/menu/menu.ts

@@ -109,19 +109,66 @@ export class Menu extends Ion {
   private _targetGesture: Gesture;
   private _type: MenuType;
 
+
+  /**
+   * @private
+   */
   isOpen: boolean = false;
+
+  /**
+   * @private
+   */
   isEnabled: boolean = true;
+
+  /**
+   * @private
+   */
   isSwipeEnabled: boolean = true;
+
+  /**
+   * @private
+   */
   backdrop: MenuBackdrop;
+
+  /**
+   * @private
+   */
   onContentClick: EventListener;
 
+
+  /**
+   * @private
+   */
   @Input() content: any;
+
+  /**
+   * @private
+   */
   @Input() id: string;
+
+  /**
+   * @private
+   */
   @Input() side: string;
+
+  /**
+   * @private
+   */
   @Input() type: string;
+
+  /**
+   * @private
+   */
   @Input() swipeEnabled: string;
+
+  /**
+   * @private
+   */
   @Input() maxEdgeStart;
 
+  /**
+   * @private
+   */
   @Output() opening: EventEmitter<any> = new EventEmitter();
 
   constructor(
@@ -229,7 +276,7 @@ export class Menu extends Ion {
 
   /**
    * Sets the state of the Menu to open or not.
-   * @param {boolean} isOpen  If the Menu is open or not.
+   * @param {boolean} shouldOpen  If the Menu is open or not.
    * @return {Promise} returns a promise once set
    */
   setOpen(shouldOpen) {