Removing changes to project and solution

FanartHandler.sln

@@ -1,7 +1,7 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio Version 17
-VisualStudioVersion = 17.9.34728.123
+# Visual Studio 2013
+VisualStudioVersion = 12.0.30723.0
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FanartHandler", "FanartHandler\FanartHandler.csproj", "{4E7B5EA7-A01E-4E5A-A0CE-A3684A68376B}"
 EndProject
@@ -13,8 +13,8 @@ Global
  GlobalSection(ProjectConfigurationPlatforms) = postSolution
  {4E7B5EA7-A01E-4E5A-A0CE-A3684A68376B}.Debug|AnyCPU.ActiveCfg = Debug|AnyCPU
  {4E7B5EA7-A01E-4E5A-A0CE-A3684A68376B}.Debug|AnyCPU.Build.0 = Debug|AnyCPU
- {4E7B5EA7-A01E-4E5A-A0CE-A3684A68376B}.Release|AnyCPU.ActiveCfg = Release|Any CPU
- {4E7B5EA7-A01E-4E5A-A0CE-A3684A68376B}.Release|AnyCPU.Build.0 = Release|Any CPU
+ {4E7B5EA7-A01E-4E5A-A0CE-A3684A68376B}.Release|AnyCPU.ActiveCfg = Release|AnyCPU
+ {4E7B5EA7-A01E-4E5A-A0CE-A3684A68376B}.Release|AnyCPU.Build.0 = Release|AnyCPU
  EndGlobalSection
  GlobalSection(SolutionProperties) = preSolution
  HideSolutionNode = FALSE

FanartHandler/FanartHandler.csproj

@@ -45,15 +45,15 @@
  <Prefer32Bit>false</Prefer32Bit>
  </PropertyGroup>
  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
- <DebugSymbols>true</DebugSymbols>
+ <DebugType>pdbonly</DebugType>
+ <Optimize>true</Optimize>
  <OutputPath>bin\Release\</OutputPath>
  <DefineConstants>TRACE</DefineConstants>
- <DebugType>full</DebugType>
- <PlatformTarget>AnyCPU</PlatformTarget>
- <LangVersion>7.3</LangVersion>
  <ErrorReport>prompt</ErrorReport>
+ <WarningLevel>4</WarningLevel>
+ <CheckForOverflowUnderflow>true</CheckForOverflowUnderflow>
  <CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
- <Optimize>true</Optimize>
+ <Prefer32Bit>false</Prefer32Bit>
  </PropertyGroup>
  <ItemGroup>
  <Reference Include="Common.GUIPlugins">