#27 clean up

Author: kccarter76

SubSonic/Extensions/Internal/Expressions.cs

@@ -8,9 +8,6 @@ namespace SubSonic
 
     internal static partial class InternalExtensions
     {
-        public static Func<TSource, bool> CombinePredicates<TSource>(Func<TSource, bool> predicate1, Func<TSource, bool> predicate2) =>
-            (x) => predicate1(x) && predicate2(x);
-
         public static Expression ReBuild(this Expression expression, ParameterExpression parameter)
         {
             if (expression is BinaryExpression binary)

SubSonic/Linq/Expressions/DbDeleteExpression.cs

@@ -1,12 +1,9 @@
 using System;
-using System.Collections.Generic;
 using System.Linq.Expressions;
-using System.Text;
 
 namespace SubSonic.Linq.Expressions
 {
     using Structure;
-    using System.Security.Cryptography;
 
     public class DbDeleteExpression
         : DbConstantExpression