fix lint & bad import

Author: mmalerba

src/demo-app/sidenav/sidenav-demo.ts

@@ -10,8 +10,8 @@ import {MdSidenav} from '@angular/material';
   encapsulation: ViewEncapsulation.None,
 })
 export class SidenavDemo {
-  @ViewChild('dynamicAlignSidenav1') sidenav1 : MdSidenav;
-  @ViewChild('dynamicAlignSidenav2') sidenav2 : MdSidenav;
+  @ViewChild('dynamicAlignSidenav1') sidenav1: MdSidenav;
+  @ViewChild('dynamicAlignSidenav2') sidenav2: MdSidenav;
 
   invert = false;
 

src/lib/sidenav/sidenav.spec.ts

@@ -1,11 +1,15 @@
 import {fakeAsync, async, tick, ComponentFixture, TestBed} from '@angular/core/testing';
 import {Component} from '@angular/core';
 import {By} from '@angular/platform-browser';
-import {MdSidenav, MdSidenavModule, MdSidenavToggleResult} from './sidenav';
+import {
+  MdSidenav,
+  MdSidenavModule,
+  MdSidenavToggleResult,
+  MdDuplicatedSidenavError
+} from './sidenav';
 import {A11yModule} from '../core/a11y/index';
 import {PlatformModule} from '../core/platform/index';
 import {ESCAPE} from '../core/keyboard/keycodes';
-import {MdDuplicatedSidenavError} from '../../../dist/@angular/material/sidenav/sidenav';
 
 
 function endSidenavTransition(fixture: ComponentFixture<any>) {