Remove old ant build system in Narayana

To save the requirement of maintaining too build systems in Narayana we should remove the old Ant build system.

This may also need removing for the qa/ module.

Potential matches are:
./maven/build.xml
./ArjunaJTS/orbportability/build.xml
./ArjunaJTS/jtax/build.xml
./ArjunaJTS/trailmap/build.xml
./ArjunaJTS/build.xml
./ArjunaJTS/sharedbuild.xml
./ArjunaJTS/jts/build.xml
./ArjunaJTS/jacorb/idl/build.xml
./txbridge/demo/build.xml
./txbridge/build.xml
./txbridge/tests/build.xml
./ArjunaCore/txoj/build.xml
./ArjunaCore/build.xml
./ArjunaCore/arjuna/build.xml
./qa/build.xml
./qa/tests/build-jta.xml
./qa/tests/build-core.xml
./qa/tests/build-jts.xml
./qa/tests/product/build.xml
./build-release-pkgs.xml
./atsintegration/docbuild/build.xml
./atsintegration/build.xml
./common/build.xml
./antbuildsystem/build.xml
./ArjunaJTA/jdbc/build.xml
./ArjunaJTA/build.xml
./ArjunaJTA/jta/build.xml
./build.xml
./XTS/WSTX/build.xml
./XTS/bridge/build.xml
./XTS/sar/build.xml
./XTS/sar/tests/build.xml
./XTS/localjunit/build.xml
./XTS/WSCF/build.xml
./XTS/interop/WSTX11-interop/build.xml
./XTS/interop/WSTFSC07-interop/build.xml
./XTS/recovery/build.xml
./XTS/WS-T/build.xml
./XTS/demo/xts-build.xml
./XTS/demo/build.xml
./XTS/build.xml
./XTS/WSAS/build.xml
./XTS/WS-C/build.xml
./XTS/sharedbuild.xml
./rhq-plugin/build.xml
./docs/build.xml
./sharedbuild.xml