Update Makefile.PL and README

Author: timlegge

Makefile.PL

@@ -66,7 +66,7 @@ my %WriteMakefileArgs = (
     "URI::URL" => 0,
     "XML::LibXML::XPathContext" => 0
   },
-  "VERSION" => "0.50",
+  "VERSION" => "0.51",
   "test" => {
     "TESTS" => "t/*.t t/author/*.t"
   }

README

@@ -2,7 +2,7 @@ NAME
     Net::SAML2 - SAML2 bindings and protocol implementation
 
 VERSION
-    version 0.50
+    version 0.51
 
 SYNOPSIS
       See TUTORIAL.md for implementation documentation and