Adapted FakePackageRepositories class to interface changes.

src/AddIns/Misc/AddInManager2/AddInManager2.Tests/Fakes/FakePackageRepositories.cs

@@ -17,15 +17,7 @@ namespace ICSharpCode.AddInManager2.Tests.Fakes
             }
         }
 
-        public NuGet.IPackageRepository Active
-        {
-            get
-            {
-                throw new NotImplementedException();
-            }
-        }
-
-        public NuGet.PackageSource ActiveSource
+        public IEnumerable<NuGet.PackageSource> RegisteredPackageSources
         {
             get
             {
@@ -37,16 +29,9 @@ namespace ICSharpCode.AddInManager2.Tests.Fakes
             }
         }
     	
-        public IEnumerable<NuGet.PackageSource> RegisteredPackageSources
-        {
-            get
-            {
-                throw new NotImplementedException();
-            }
-            set
+		public NuGet.IPackageRepository GetRepositoryFromSource(NuGet.PackageSource packageSource)
 		{
 			throw new NotImplementedException();
 		}
     }
-    }
 }