fixing the ErrorHandlingTest, updating ExceptionRedirectTest
fix ajax in ErrorHandlingTest and ExceptionRedirectTest
readd JBSEAM-5045
Merge branch 'maschmid-JBSEAM-5045-test' into Seam_2_3
Merge branch 'Seam_2_3' of github.com:seam2/jboss-seam into Seam_2_3