Tweaks to get this building + cleanup (#9)

I had to make a few tweaks to get the projects working on OSX:
1. Make sure that ClientApp opens on port 5002
2. Move IdentityApp to sqlite
3. Tweak URL in fetchdata.component.ts to remove extra slash
4. Gitignore build artifacts

.gitignore

@@ -250,3 +250,7 @@ paket-files/
 # JetBrains Rider
 .idea/
 *.sln.iml
+
+# Ignore ClientApp build artifacts
+/ClientApp/wwwroot/dist/
+/ClientApp/ClientApp/dist/

ClientApp/ClientApp/app/components/fetchdata/fetchdata.component.ts

@@ -10,7 +10,7 @@ export class FetchDataComponent {
     public forecasts: WeatherForecast[];
 
     constructor(http: Http, @Inject('API_URL') apiUrl: string, authService: AuthService) {
-        authService.AuthGet(apiUrl + '/SampleData/WeatherForecasts').subscribe(result => {
+        authService.AuthGet(apiUrl + 'SampleData/WeatherForecasts').subscribe(result => {
             this.forecasts = result.json() as WeatherForecast[];
         });
     }