Update to C# 7

sharwell · sharwell · commit cbf276bce7c7 · 2018-05-07T07:27:05.000-05:00
diff --git a/StyleCop.Analyzers/Directory.Build.props b/StyleCop.Analyzers/Directory.Build.props
@@ -18,7 +18,7 @@
   </PropertyGroup>
 
   <PropertyGroup>
-    <LangVersion>6</LangVersion>
+    <LangVersion>7</LangVersion>
     <Features>strict</Features>
   </PropertyGroup>
 
