Modifications to allow test SAML client to run.
Avoiding throwing exceptions if one or more of the configuration files is not found.
Preventing filters to crash if the configuration files are not found.
Java version is now a property that can be changed...

We have moved to java 1.7 as the build environment.
But we allow developers to set the value by setting:

java.version.val=1.7

(Notice - NO QUOTES!)

in your ~/.esgf-security.ant.properties
project property file

Default is 1.7