Removed UnderflowException (replaced it with a normal Exception for PHP5.0.x compatibility)
Removed UnderflowException (replaced it with a normal Exception for PHP5.0.x compatibility)


git-svn-id: 58726e6e74ecc4369266b4eb8a44e7f1b1b98be0@121 4d1502ab-f33c-0410-ba90-8f7d5a69d0d2

evert/SabreAMF,evert/SabreAMF,evert/SabreAMF