Improve logging of unhandled exceptions in the filter chain.
Add helper methods needed to utilize the issuer information.
Pre-compile the JSP pages.

Sites sometime reported problems for compiling JSP pages on-the-fly.
We now compile them at build time.
Merge pull request #4 from edquist/gums-1.4

Spruce up the "Ban Users" UI on GUMS 1.4.0 (SOFTWARE-1655)
Workaround Chrome issues when using OpenSSL-based TLS.

This stores the client certificate chain in a HttpSession object
so if SSL session reuse occurs, we can still access the client chain.

The HTTP session is verified against the SSL session ID; you need both
to perform a replay attack; if you already have the SSL session ID, then
it is likely you already own the client.
Fix CSS of the banned group page.
Additional minor tweaks to the ban user page.
Version bump for 1.4.1.pre4.
Bump POM version for final release.
remove the GUMS SAML service definition (SOFTWARE-992)

since only XACML is supported.  Reported by Neha.