Update to v1.9.7

Author: gnongsie

AuthorizeNet.nuspec

@@ -1,8 +1,8 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <package xmlns="http://schemas.microsoft.com/packaging/2010/07/nuspec.xsd">
     <metadata>
         <id>AuthorizeNet</id>
-        <version>1.9.6</version>
+        <version>1.9.7</version>
         <title>AuthorizeNet</title>
         <authors>Authorize.Net</authors>
         <owners>AuthorizeNet</owners>