Bump the version.

Author: darrencauthon

src/SparkPost/Properties/AssemblyInfo.cs

@@ -32,5 +32,5 @@
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("1.8.3.*")]
-[assembly: AssemblyFileVersion("1.8.3.0")]
+[assembly: AssemblyVersion("1.9.0.*")]
+[assembly: AssemblyFileVersion("1.9.0.0")]

src/SparkPost/SparkPost.nuspec

@@ -2,7 +2,7 @@
 <package >
   <metadata>
     <id>SparkPost</id>
-    <version>1.8.3</version>
+    <version>1.9.0</version>
     <title>SparkPost</title>
     <authors>Darren Cauthon</authors>
     <licenseUrl>https://github.com/SparkPost/csharp-sparkpost/blob/master/LICENSE.md</licenseUrl>