Add all controllers

Repositories/IBreederRepository.cs

@@ -9,5 +9,9 @@ namespace GerbilManager.Repositories
         Breeder GetBreeder(Guid id);
 
         void CreateBreeder(Breeder breeder);
+
+        void UpdateBreeder(Breeder breeder);
+
+        void DeleteBreeder(Breeder breeder);
     }
 }

Repositories/ILitterRepostitory.cs

@@ -8,6 +8,8 @@ namespace GerbilManager.Repositories
 
         Litter GetLitter(Guid id);
 
-        void CreateLitter(Litter breeder);
+        void CreateLitter(Litter litter);
+        void UpdateLitter(Litter litter);
+        void DeleteLitter(Litter litter);
     }
 }