update rolsyn version (#49)

Author: Jinhuafei

src/Packages/Microsoft.CodeDom.Providers.DotNetCompilerPlatform/Microsoft.CodeDom.Providers.DotNetCompilerPlatform.nuproj

@@ -5,6 +5,7 @@
         <AssemblyName>$(MSBuildProjectName)</AssemblyName>
         <NuGetPackageId>$(MSBuildProjectName)</NuGetPackageId>
         <NuSpecFile>$(MSBuildProjectName).nuspec</NuSpecFile>
+        <IsPackage>true</IsPackage>
     </PropertyGroup>
     <ItemGroup>
         <NuGetContent Include="$(AssemblyName).dll">

tools/RoslynCodeProvider.settings.targets

@@ -19,7 +19,7 @@
 
     <PropertyGroup Label="NuGet package dependencies">
         <MSNetCompilersNuGetPackageVersion>1.3.2</MSNetCompilersNuGetPackageVersion>
-        <MSNetCompilersNuGetPackageLatestVersion>2.8.0</MSNetCompilersNuGetPackageLatestVersion>
+        <MSNetCompilersNuGetPackageLatestVersion>2.8.2</MSNetCompilersNuGetPackageLatestVersion>
     </PropertyGroup>
 
     <!-- Default properties -->