Merge pull request dotnet#109 from ChadNedzlek/readonly-field-submit

Readonly field formatter

Author: jaredpar

src/Microsoft.DotNet.CodeFormatting.Tests/Microsoft.DotNet.CodeFormatting.Tests.csproj

@@ -68,6 +68,7 @@
       <SpecificVersion>False</SpecificVersion>
       <HintPath>..\packages\System.Collections.Immutable.1.1.33-beta\lib\portable-net45+win8+wp8+wpa81\System.Collections.Immutable.dll</HintPath>
     </Reference>
+    <Reference Include="System.ComponentModel.Composition" />
     <Reference Include="System.Composition.AttributedModel, Version=1.0.27.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
       <SpecificVersion>False</SpecificVersion>
       <HintPath>..\packages\Microsoft.Composition.1.0.27\lib\portable-net45+win8+wp8+wpa81\System.Composition.AttributedModel.dll</HintPath>
@@ -113,6 +114,7 @@
     <Compile Include="Rules\NewLineAboveRuleTests.cs" />
     <Compile Include="Rules\PrivateFieldNamingRuleTests.cs" />
     <Compile Include="Rules\NonAsciiCharactersAreEscapedInLiteralsRuleTests.cs" />
+    <Compile Include="Rules\MarkReadonlyFieldTests.cs" />
     <Compile Include="Rules\UsingLocationRuleTests.cs" />
   </ItemGroup>
   <ItemGroup>