Remove unused imports

ICSharpCode.Decompiler/CecilExtensions.cs

@@ -18,9 +18,6 @@
 
 using System;
 using System.Collections.Generic;
-using System.IO;
-using System.Linq;
-
 using Mono.Cecil;
 using Mono.Cecil.Cil;
 

ICSharpCode.Decompiler/Disassembler/DisassemblerHelpers.cs

@@ -17,7 +17,6 @@
 // DEALINGS IN THE SOFTWARE.
 
 using System;
-using System.Linq;
 using Mono.Cecil;
 using Mono.Cecil.Cil;
 

ICSharpCode.Decompiler/FlowAnalysis/ControlFlowGraph.cs

@@ -20,11 +20,8 @@ using System;
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
 using System.Diagnostics;
-using System.Globalization;
-using System.IO;
 using System.Linq;
 using System.Threading;
-using Mono.Cecil.Cil;
 
 namespace ICSharpCode.Decompiler.FlowAnalysis
 {

ICSharpCode.Decompiler/FlowAnalysis/ControlFlowNode.cs

@@ -21,7 +21,7 @@ using System.Collections.Generic;
 using System.Diagnostics;
 using System.IO;
 using System.Linq;
-using System.Text;
+
 using ICSharpCode.Decompiler.Disassembler;
 using Mono.Cecil.Cil;
 

ICSharpCode.Decompiler/FlowAnalysis/ControlStructureDetector.cs

@@ -18,10 +18,9 @@
 
 using System;
 using System.Collections.Generic;
-using System.IO;
 using System.Linq;
 using System.Threading;
-using ICSharpCode.Decompiler.FlowAnalysis;
+
 using Mono.Cecil.Cil;
 
 namespace ICSharpCode.Decompiler.FlowAnalysis

ICSharpCode.Decompiler/FlowAnalysis/SsaFormBuilder.cs

@@ -19,7 +19,6 @@
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;
-using System.Linq;
 
 using Mono.Cecil;
 using Mono.Cecil.Cil;

ICSharpCode.Decompiler/FlowAnalysis/SsaInstruction.cs

@@ -19,6 +19,7 @@
 using System;
 using System.Diagnostics;
 using System.IO;
+
 using ICSharpCode.Decompiler.Disassembler;
 using Mono.Cecil;
 using Mono.Cecil.Cil;

ICSharpCode.Decompiler/ITextOutput.cs

@@ -17,7 +17,6 @@
 // DEALINGS IN THE SOFTWARE.
 
 using System;
-using System.Text;
 
 namespace ICSharpCode.Decompiler
 {

ICSharpCode.Decompiler/PlainTextOutput.cs

@@ -18,7 +18,6 @@
 
 using System;
 using System.IO;
-using System.Text;
 
 namespace ICSharpCode.Decompiler
 {