Issue validating SAML signature

[Rod Widdowson]

> I am not sure if  this the right forum for the issue that I having, 

Shib dev might be a better place to go.

> I am using opensaml-2.2.3 downloaded from shibboleth. 

Don't OpenSAML2 is not maintained, is several years out of date and probably has multiple security alerts against it.  OpenSAML3 is
the place to go.

Also:
	 - use dev at shibboleth.net for development questions
	- Check out the wiki since IIRC there is a book on how to code for OpenSAML3
	- Read the tests for something as simple as this