Release 9.18.0

Author: twilio-ci

src/SendGrid/SendGrid.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <VersionPrefix>9.17.0</VersionPrefix>
+    <VersionPrefix>9.18.0</VersionPrefix>
     <TargetFrameworks>netstandard1.3;netstandard2.0;net452;net40</TargetFrameworks>
     <PlatformTarget>anycpu</PlatformTarget>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>