added push events and moved cipher writing to cipher service.

src/Core/Services/IPushService.cs

@@ -1,7 +1,14 @@
-namespace Bit.Core.Services
+using System;
+using System.Threading.Tasks;
+using Bit.Core.Domains;
+
+namespace Bit.Core.Services
 {
     public interface IPushService
     {
-        
+        Task PushSyncCipherCreateAsync(Cipher cipher);
+        Task PushSyncCipherUpdateAsync(Cipher cipher);
+        Task PushSyncCipherDeleteAsync(Cipher cipher);
+        Task PushSyncCiphersAsync(Guid userId);
     }
 }