diff --git a/Contrib/System/Source/System.sln b/Contrib/System/Source/System.sln
deleted file mode 100644
index 48478b66..00000000
--- a/Contrib/System/Source/System.sln
+++ /dev/null
@@ -1,21 +0,0 @@
-Microsoft Visual Studio Solution File, Format Version 8.00
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "System", "System.vcproj", "{2FB013AB-6FD4-4239-9974-C999F4DFD70C}"
-	ProjectSection(ProjectDependencies) = postProject
-	EndProjectSection
-EndProject
-Global
-	GlobalSection(SolutionConfiguration) = preSolution
-		Debug = Debug
-		Release = Release
-	EndGlobalSection
-	GlobalSection(ProjectConfiguration) = postSolution
-		{2FB013AB-6FD4-4239-9974-C999F4DFD70C}.Debug.ActiveCfg = Debug|Win32
-		{2FB013AB-6FD4-4239-9974-C999F4DFD70C}.Debug.Build.0 = Debug|Win32
-		{2FB013AB-6FD4-4239-9974-C999F4DFD70C}.Release.ActiveCfg = Release|Win32
-		{2FB013AB-6FD4-4239-9974-C999F4DFD70C}.Release.Build.0 = Release|Win32
-	EndGlobalSection
-	GlobalSection(ExtensibilityGlobals) = postSolution
-	EndGlobalSection
-	GlobalSection(ExtensibilityAddIns) = postSolution
-	EndGlobalSection
-EndGlobal
diff --git a/Contrib/System/Source/System.vcproj b/Contrib/System/Source/System.vcproj
deleted file mode 100644
index c59f1c2f..00000000
--- a/Contrib/System/Source/System.vcproj
+++ /dev/null
@@ -1,201 +0,0 @@
-<?xml version="1.0" encoding="windows-1251"?>
-<VisualStudioProject
-	ProjectType="Visual C++"
-	Version="7.10"
-	Name="System"
-	ProjectGUID="{2FB013AB-6FD4-4239-9974-C999F4DFD70C}"
-	Keyword="Win32Proj">
-	<Platforms>
-		<Platform
-			Name="Win32"/>
-	</Platforms>
-	<Configurations>
-		<Configuration
-			Name="Debug|Win32"
-			OutputDirectory="Debug"
-			IntermediateDirectory="Debug"
-			ConfigurationType="2"
-			CharacterSet="2">
-			<Tool
-				Name="VCCLCompilerTool"
-				Optimization="0"
-				PreprocessorDefinitions="WIN32;_DEBUG;_WINDOWS;_USRDLL;SYSTEM_EXPORTS;SYSTEM_LOG_DEBUG"
-				MinimalRebuild="TRUE"
-				BasicRuntimeChecks="3"
-				RuntimeLibrary="5"
-				UsePrecompiledHeader="3"
-				AssemblerOutput="2"
-				WarningLevel="3"
-				Detect64BitPortabilityProblems="TRUE"
-				DebugInformationFormat="4"/>
-			<Tool
-				Name="VCCustomBuildTool"/>
-			<Tool
-				Name="VCLinkerTool"
-				AdditionalDependencies="kernel32.lib user32.lib RunTmChk.lib libcd.lib"
-				OutputFile="d:\Program FIles\NSIS\Plugins\System.dll"
-				LinkIncremental="2"
-				IgnoreAllDefaultLibraries="TRUE"
-				GenerateDebugInformation="TRUE"
-				ProgramDatabaseFile="$(OutDir)/System.pdb"
-				SubSystem="2"
-				ImportLibrary="$(OutDir)/System.lib"
-				TargetMachine="1"/>
-			<Tool
-				Name="VCMIDLTool"/>
-			<Tool
-				Name="VCPostBuildEventTool"/>
-			<Tool
-				Name="VCPreBuildEventTool"/>
-			<Tool
-				Name="VCPreLinkEventTool"/>
-			<Tool
-				Name="VCResourceCompilerTool"/>
-			<Tool
-				Name="VCWebServiceProxyGeneratorTool"/>
-			<Tool
-				Name="VCXMLDataGeneratorTool"/>
-			<Tool
-				Name="VCWebDeploymentTool"/>
-			<Tool
-				Name="VCManagedWrapperGeneratorTool"/>
-			<Tool
-				Name="VCAuxiliaryManagedWrapperGeneratorTool"/>
-		</Configuration>
-		<Configuration
-			Name="Release|Win32"
-			OutputDirectory="Release"
-			IntermediateDirectory="Release"
-			ConfigurationType="2"
-			CharacterSet="2"
-			WholeProgramOptimization="TRUE">
-			<Tool
-				Name="VCCLCompilerTool"
-				Optimization="1"
-				GlobalOptimizations="TRUE"
-				InlineFunctionExpansion="1"
-				FavorSizeOrSpeed="2"
-				OmitFramePointers="TRUE"
-				PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;SYSTEM_EXPORTS"
-				StringPooling="TRUE"
-				ExceptionHandling="FALSE"
-				RuntimeLibrary="4"
-				StructMemberAlignment="0"
-				BufferSecurityCheck="FALSE"
-				UsePrecompiledHeader="3"
-				AssemblerOutput="2"
-				WarningLevel="3"
-				Detect64BitPortabilityProblems="TRUE"
-				DebugInformationFormat="3"
-				CompileAs="1"/>
-			<Tool
-				Name="VCCustomBuildTool"/>
-			<Tool
-				Name="VCLinkerTool"
-				AdditionalDependencies="kernel32.lib user32.lib vc7ldvrm.obj vc7lmul.obj vc7lshl.obj vc7lshr.obj chkstk.obj"
-				OutputFile="d:\Program FIles\NSIS\Plugins\System.dll"
-				LinkIncremental="1"
-				IgnoreAllDefaultLibraries="TRUE"
-				GenerateMapFile="TRUE"
-				MapExports="TRUE"
-				MapLines="TRUE"
-				SubSystem="2"
-				OptimizeReferences="2"
-				EnableCOMDATFolding="2"
-				OptimizeForWindows98="1"
-				ImportLibrary="$(OutDir)/System.lib"
-				TargetMachine="1"/>
-			<Tool
-				Name="VCMIDLTool"/>
-			<Tool
-				Name="VCPostBuildEventTool"/>
-			<Tool
-				Name="VCPreBuildEventTool"/>
-			<Tool
-				Name="VCPreLinkEventTool"/>
-			<Tool
-				Name="VCResourceCompilerTool"/>
-			<Tool
-				Name="VCWebServiceProxyGeneratorTool"/>
-			<Tool
-				Name="VCXMLDataGeneratorTool"/>
-			<Tool
-				Name="VCWebDeploymentTool"/>
-			<Tool
-				Name="VCManagedWrapperGeneratorTool"/>
-			<Tool
-				Name="VCAuxiliaryManagedWrapperGeneratorTool"/>
-		</Configuration>
-	</Configurations>
-	<References>
-	</References>
-	<Files>
-		<Filter
-			Name="Source Files"
-			Filter="cpp;c;cxx;def;odl;idl;hpj;bat;asm">
-			<File
-				RelativePath="Buffers.c">
-				<FileConfiguration
-					Name="Release|Win32">
-					<Tool
-						Name="VCCLCompilerTool"
-						Optimization="1"
-						GlobalOptimizations="TRUE"
-						FavorSizeOrSpeed="2"/>
-				</FileConfiguration>
-			</File>
-			<File
-				RelativePath="Plugin.c">
-			</File>
-			<File
-				RelativePath="stdafx.c">
-				<FileConfiguration
-					Name="Debug|Win32">
-					<Tool
-						Name="VCCLCompilerTool"
-						UsePrecompiledHeader="1"/>
-				</FileConfiguration>
-				<FileConfiguration
-					Name="Release|Win32">
-					<Tool
-						Name="VCCLCompilerTool"
-						UsePrecompiledHeader="1"/>
-				</FileConfiguration>
-			</File>
-			<File
-				RelativePath="System.c">
-				<FileConfiguration
-					Name="Debug|Win32">
-					<Tool
-						Name="VCCLCompilerTool"
-						ExpandAttributedSource="TRUE"/>
-				</FileConfiguration>
-			</File>
-		</Filter>
-		<Filter
-			Name="Header Files"
-			Filter="h;hpp;hxx;hm;inl;inc">
-			<File
-				RelativePath="Buffers.h">
-			</File>
-			<File
-				RelativePath="Plugin.h">
-			</File>
-			<File
-				RelativePath="stdafx.h">
-			</File>
-			<File
-				RelativePath="System.h">
-			</File>
-		</Filter>
-		<Filter
-			Name="Resource Files"
-			Filter="rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe">
-		</Filter>
-		<File
-			RelativePath="ReadMe.txt">
-		</File>
-	</Files>
-	<Globals>
-	</Globals>
-</VisualStudioProject>
diff --git a/Contrib/System/Source/chkstk.obj b/Contrib/System/Source/chkstk.obj
deleted file mode 100644
index 703de1c0..00000000
Binary files a/Contrib/System/Source/chkstk.obj and /dev/null differ
diff --git a/Contrib/System/Source/vc7ldvrm.obj b/Contrib/System/Source/vc7ldvrm.obj
deleted file mode 100644
index 23650a15..00000000
Binary files a/Contrib/System/Source/vc7ldvrm.obj and /dev/null differ
diff --git a/Contrib/System/Source/vc7lmul.obj b/Contrib/System/Source/vc7lmul.obj
deleted file mode 100644
index ef7005c8..00000000
Binary files a/Contrib/System/Source/vc7lmul.obj and /dev/null differ
diff --git a/Contrib/System/Source/vc7lshl.obj b/Contrib/System/Source/vc7lshl.obj
deleted file mode 100644
index d97bc26b..00000000
Binary files a/Contrib/System/Source/vc7lshl.obj and /dev/null differ
diff --git a/Contrib/System/Source/vc7lshr.obj b/Contrib/System/Source/vc7lshr.obj
deleted file mode 100644
index e2f2b1a8..00000000
Binary files a/Contrib/System/Source/vc7lshr.obj and /dev/null differ