Added icons for iOS. Broke out data access into repositories. Added syncing service.

src/App/Abstractions/Services/IApiService.cs

@@ -1,13 +0,0 @@
-using System.Net.Http;
-using System.Threading.Tasks;
-using Bit.App.Models.Api;
-
-namespace Bit.App.Abstractions
-{
-    public interface IApiService
-    {
-        HttpClient Client { get; set; }
-
-        Task<ApiResult<T>> HandleErrorAsync<T>(HttpResponseMessage response);
-    }
-}

src/App/Abstractions/Services/ISiteService.cs

@@ -7,6 +7,7 @@ namespace Bit.App.Abstractions
 {
     public interface ISiteService
     {
+        Task<Site> GetByIdAsync(string id);
         Task<IEnumerable<Site>> GetAllAsync();
         Task<ApiResult<SiteResponse>> SaveAsync(Site site);
         Task<ApiResult<object>> DeleteAsync(string id);

src/App/Abstractions/Services/ISyncService.cs

@@ -0,0 +1,9 @@
+using System.Threading.Tasks;
+
+namespace Bit.App.Abstractions
+{
+    public interface ISyncService
+    {
+        Task<bool> SyncAsync();
+    }
+}