Fix Issue 96
Fix ExpressionLanguageProvider Usage in EL class.
Test CDI and Faces EL interoperabity - currently failing - not sure why.
Move tests to integration-cdi-tests
Refactored package name
Updated some demos. Fixed bug with Operations that returned null from getRequredParameters(). Tried to get tests passing a bit closer.
Added missing version attribute to faces-config.xml for integration tests
Added test for #95