Clean up some namespaces.

Ix.NET/Source/System.Linq.Async.Tests/System/Linq/Operators/Cast.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information. 
 
 using System;
-using System.Collections.Generic;
 using System.Linq;
 using System.Threading.Tasks;
 using Xunit;

Ix.NET/Source/System.Linq.Async.Tests/System/Linq/Operators/Count.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information. 
 
 using System;
-using System.Collections.Generic;
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;

Ix.NET/Source/System.Linq.Async.Tests/System/Linq/Operators/ElementAt.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information. 
 
 using System;
-using System.Collections.Generic;
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;

Ix.NET/Source/System.Linq.Async.Tests/System/Linq/Operators/ElementAtOrDefault.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information. 
 
 using System;
-using System.Collections.Generic;
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;

Ix.NET/Source/System.Linq.Async.Tests/System/Linq/Operators/First.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information. 
 
 using System;
-using System.Collections.Generic;
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;

Ix.NET/Source/System.Linq.Async.Tests/System/Linq/Operators/FirstOrDefault.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information. 
 
 using System;
-using System.Collections.Generic;
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;

Ix.NET/Source/System.Linq.Async.Tests/System/Linq/Operators/Last.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information. 
 
 using System;
-using System.Collections.Generic;
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;

Ix.NET/Source/System.Linq.Async.Tests/System/Linq/Operators/LastOrDefault.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information. 
 
 using System;
-using System.Collections.Generic;
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;

Ix.NET/Source/System.Linq.Async.Tests/System/Linq/Operators/LongCount.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information. 
 
 using System;
-using System.Collections.Generic;
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;

Ix.NET/Source/System.Linq.Async.Tests/System/Linq/Operators/OfType.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information. 
 
 using System;
-using System.Collections.Generic;
 using System.Linq;
 using System.Threading.Tasks;
 using Xunit;

Ix.NET/Source/System.Linq.Async.Tests/System/Linq/Operators/Reverse.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information. 
 
 using System;
-using System.Collections.Generic;
 using System.Linq;
 using System.Threading.Tasks;
 using Xunit;

Ix.NET/Source/System.Linq.Async.Tests/System/Linq/Operators/Select.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information. 
 
 using System;
-using System.Collections.Generic;
 using System.Linq;
 using System.Threading.Tasks;
 using Xunit;

Ix.NET/Source/System.Linq.Async.Tests/System/Linq/Operators/Single.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information. 
 
 using System;
-using System.Collections.Generic;
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;

Ix.NET/Source/System.Linq.Async.Tests/System/Linq/Operators/SingleOrDefault.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information. 
 
 using System;
-using System.Collections.Generic;
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;

Ix.NET/Source/System.Linq.Async.Tests/System/Linq/Operators/Skip.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information. 
 
 using System;
-using System.Collections.Generic;
 using System.Linq;
 using System.Threading.Tasks;
 using Xunit;

Ix.NET/Source/System.Linq.Async.Tests/System/Linq/Operators/SkipWhile.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information. 
 
 using System;
-using System.Collections.Generic;
 using System.Linq;
 using System.Threading.Tasks;
 using Xunit;

Ix.NET/Source/System.Linq.Async.Tests/System/Linq/Operators/Take.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information. 
 
 using System;
-using System.Collections.Generic;
 using System.Linq;
 using System.Threading.Tasks;
 using Xunit;

Ix.NET/Source/System.Linq.Async.Tests/System/Linq/Operators/TakeWhile.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information. 
 
 using System;
-using System.Collections.Generic;
 using System.Linq;
 using System.Threading.Tasks;
 using Xunit;

Ix.NET/Source/System.Linq.Async.Tests/System/Linq/Operators/Throw.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information. 
 
 using System;
-using System.Linq;
 using Xunit;
 
 namespace Tests

Ix.NET/Source/System.Linq.Async.Tests/System/Linq/Operators/ToList.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information. 
 
 using System;
-using System.Collections.Generic;
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;